10 College Essay Mistakes That Kill Your Chances (And How to Fix Them)
Your essay is probably making at least three of these mistakes right now. Not because you are a bad writer. Because nobody told you what actually matters versus what you think matters.
Admission officers can spot these errors in the first paragraph. Some mistakes make them skim the rest of your essay. Others make them stop reading entirely. The worst part? These are all completely fixable if you know what to look for.
Here are the ten mistakes that tank otherwise good essays, with specific examples showing exactly how to fix each one. If you are making these errors, your essay is working against you instead of for you. Time to change that.
Mistake One: The Thesaurus Disaster
You think fancy words make you sound smart. They do not. They make you sound like you swallowed a thesaurus and are now having digestive issues.
Why This Kills Your Essay:
Admission officers read thousands of essays. They can instantly tell when a seventeen-year-old is using words they would never say in real conversation. It makes them trust you less, not more. They start wondering what else about your essay is fake.
Before (Thesaurus Attack):
"The experience engendered within me a profound appreciation for the multifaceted complexities inherent in socioeconomic disparity, whilst simultaneously fostering an acute cognizance of my privileged circumstances."
After (Actual Human Voice):
"Working at the food bank made me realize I had no idea what being poor actually meant. I thought I understood it from reading articles. I did not."
The fix: Read your essay out loud. Every time you stumble over a word or would never say it in conversation, replace it. Use the five-cent word instead of the twenty-five-cent word. Clear beats impressive every single time.
Mistake Two: Writing a Resume in Paragraph Form
Your essay lists everything you did without explaining who you are. It reads like your activities section but with connecting words between items.
Why This Kills Your Essay:
The committee already has your resume. They already know what you did. The essay exists to show them how you think, what you value, and who you are when nobody is grading you. Repeating your accomplishments wastes their time and yours.
Before (Resume Disguised as Essay):
"I have been captain of the debate team for two years, president of student council, and volunteered 200 hours at the hospital. These experiences taught me leadership, time management, and dedication."
After (Showing Who You Are):
"I quit debate team because I realized I had become someone who would rather win an argument than help my sister with her science project. That was the week I learned the difference between being successful and being someone I actually liked."
The fix: Pick one experience. One moment. One realization. Go deep instead of wide. Show them one thing about yourself clearly instead of listing ten things vaguely.
Mistake Three: The Boring Opening Sentence
Your first sentence is generic, predictable, or starts with a definition. The reader is already bored and you have used exactly one sentence.
Why This Kills Your Essay:
Admission officers are reading at night after a full day of work. They are tired. Your opening sentence needs to wake them up or they will skim the rest on autopilot. A boring start signals a boring essay, even if the rest is good. Most readers never recover from a bad first impression.
Before (Instant Sleep Aid):
"Leadership is defined as the ability to guide and inspire others toward a common goal, and throughout my high school career, I have demonstrated this quality in various ways."
After (Actually Interesting):
"The fire alarm went off during my chemistry presentation, which was lucky because my experiment had just caught fire and I was trying to pretend it was supposed to do that."
The fix: Start with something specific. A moment. A person. A question. A conflict. Something that makes the reader want to know what happens next. Save the reflection and meaning for later. Hook them first.
Mistake Four: Telling Instead of Showing
You tell them you are compassionate, dedicated, and hardworking instead of showing them through specific examples. The essay reads like a list of adjectives someone should believe about you.
Why This Kills Your Essay:
Anyone can claim to be compassionate. The admission officer has no reason to believe you over the thousand other students making the same claim. Abstract qualities without concrete evidence are just noise. They want proof, not promises.
Before (Just Telling):
"I am a compassionate person who cares deeply about helping others. I am always there for my friends when they need support, and I believe in treating everyone with kindness and respect."
After (Actually Showing):
"When Maya started eating lunch in the bathroom, I did not ask her what was wrong. I just started eating lunch there too. By the third day, she started talking. By the second week, we were back in the cafeteria."
The fix: Replace every adjective you use to describe yourself with a specific story that demonstrates that quality. Do not tell them you are kind. Show them the moment you chose kindness when it was inconvenient.
Mistake Five: The Humble Brag Disguised as Reflection
You write an essay that pretends to be about learning and growth but is actually about how great you are. Every humble statement is followed by an impressive achievement.
Why This Kills Your Essay:
Readers can smell false modesty from three paragraphs away. It makes you seem calculating instead of genuine. Real reflection involves admitting actual flaws and failures, not carefully curated ones that make you look good. Authentic vulnerability beats strategic humility every time.
Before (Humble Brag):
"At first I struggled with Spanish, but through hard work and dedication, I improved so much that I won the state language competition and now tutor other students who are struggling like I once did."
After (Actual Honesty):
"I am still terrible at Spanish. After three years, I can barely order food without accidentally insulting someone's mother. But I show up to class anyway because Senora Martinez believes I will eventually get it, and I refuse to be the reason she stops believing in lost causes."
The fix: Be actually honest about something you are still working on. Not a weakness that is secretly a strength. A real limitation. A genuine struggle. Admission officers respect authenticity more than perfection.
Mistake Six: The Sports Injury Essay
You write about overcoming a sports injury, learning from losing the big game, or becoming captain of your team. So did ten thousand other applicants this year.
Why This Kills Your Essay:
Sports essays are not automatically bad. They are just incredibly common. Unless your angle is genuinely unique, your essay blends into the massive pile of similar stories. The admission officer has read this essay before. Many times. Probably earlier today.
The fix: If you must write about sports, find an angle nobody else has. The teammate everyone overlooked. The moment you realized winning did not matter as much as you thought. The day you quit because you were playing for the wrong reasons. Make it about something other than perseverance through adversity because that story has been told.
Better yet, write about something completely different. Your weird hobby. Your family tradition. The random interaction that changed how you think. The question you cannot stop wondering about. Anything but the injury essay.
Mistake Seven: Over-Explaining Everything
You spend three paragraphs setting up background information before getting to the actual point. By the time you reach the interesting part, the reader has lost interest.
Why This Kills Your Essay:
You think context matters. It does not matter nearly as much as you think. Readers are smart. They can figure out background from context clues. They do not need three paragraphs explaining your town, your school, your family structure before you get to the story. Jump into the action. Trust them to keep up.
Before (Too Much Setup):
"I grew up in a small town in Ohio where everyone knows everyone. My family has lived there for three generations. The town has one high school where I have attended since freshman year. The school has a debate team that I joined in sophomore year because my English teacher suggested it."
After (Just Start):
"I joined debate team to avoid gym class. This turned out to be a terrible plan because debate is somehow more exhausting than running laps."
The fix: Start with the interesting part. Cut your first two paragraphs entirely. You probably do not need them. Add back only the essential context as you go, woven naturally into the story.
Mistake Eight: The Conclusion That Summarizes
Your last paragraph repeats everything you already said, starts with "In conclusion," or lists the lessons you learned as if the reader forgot them in the last 500 words.
Why This Kills Your Essay:
Readers remember what they just read. They do not need you to summarize your own essay for them. A summary conclusion feels like you ran out of things to say and are killing space. It ends your essay with a whimper instead of a moment worth remembering.
Before (Boring Summary):
"In conclusion, this experience taught me valuable lessons about leadership, perseverance, and teamwork. These qualities will serve me well in college and beyond as I continue to grow and face new challenges."
After (Memorable Ending):
"My brother still brings up the treehouse incident whenever I try to give him advice. He is probably right to do that. But at least now when I am wrong, I am wrong about something interesting."
The fix: End with a final insight, a look forward, or a line that resonates. Give them something to remember, not a recap of what they just read. Your conclusion should feel like the natural end of your story, not like you suddenly remembered you needed to wrap up.
Mistake Nine: The Mission Trip Essay
You write about your volunteer trip abroad and how it opened your eyes to poverty, made you grateful for what you have, or taught you that happiness does not come from material things.
Why This Kills Your Essay:
This essay has been written thousands of times. Even worse, it often comes across as viewing poverty as a learning opportunity for privileged students rather than seeing the people you worked with as actual humans with their own stories. It can read as tone-deaf even when your intentions were good.
The fix: If you must write about service work, make it about a specific person you met, not about your realization that poverty exists. Focus on what you learned from them, not what you learned from the experience of being around them. Better yet, write about service work in your own community where the dynamic is less fraught.
Or skip the service essay entirely and write about literally anything else that reveals who you are without the risk of sounding like you are using other people's hardship as your character development.
Mistake Ten: Waiting Until the Last Minute
You write your essay the night before it is due. You submit your first draft. You think you can write a great essay in one sitting because you are good under pressure.
Why This Kills Your Essay:
Good essays require revision. Multiple drafts. Time to let it sit and come back with fresh eyes. Distance. Feedback. Time to realize your first idea was not your best idea. One-night essays read exactly like one-night essays. They are rushed, unfocused, and full of the kinds of mistakes you would catch if you had time to actually look.
The fix: Start early. Like, months before the deadline early. Write a bad first draft. Let it sit for a week. Rewrite it. Get feedback. Revise again. Read it out loud. Revise one more time. The difference between a first draft and a sixth draft is the difference between getting in and getting waitlisted.
The One-Week Rule
After you think your essay is done, wait one full week before looking at it again. When you come back, you will immediately see problems you were blind to before. This is not optional if you want your essay to be actually good instead of just good enough to submit.
The Quick Mistake-Checking Process
Run your essay through these checks before you submit. If you fail any of them, you probably need another revision.
Final Essay Checklist:
- Read it out loud. Does it sound like you talking or like a robot wrote it?
- Show it to someone who knows you well. Do they say it sounds like you?
- Check your first sentence. Would you keep reading if you were bored and tired?
- Count how many times you tell versus show. Cut every "I am" statement and replace with specific examples.
- Look for fancy words. Replace anything you would not say in conversation.
- Check your conclusion. Does it summarize or does it land?
- Review your topic. Has this been done a thousand times? If yes, is your angle genuinely unique?
- Count setup paragraphs. Cut at least one, maybe two.
- Check for humble brags. Are you being actually honest or strategically modest?
- Have you had at least three days away from this essay before submitting it?
If you can pass all ten checks, your essay is probably in good shape. If you are failing several, take time to fix them. The deadline can wait. A mediocre essay cannot be un-submitted.
What Good Essays Do Instead
After reading about all these mistakes, you might be wondering what you should actually do. Here is the short version.
Good essays start specific. With a moment, a scene, a person, a question. Something concrete that pulls readers in immediately.
Good essays use your actual voice. They sound like you talking to someone you respect, not like you are trying to impress a committee.
Good essays show instead of tell. They give specific examples and let readers draw their own conclusions about your character.
Good essays pick one thing and go deep. They explore one experience, one relationship, one realization thoroughly instead of skimming across many.
Good essays are honest. Really honest, not strategically honest. They admit real flaws and show genuine growth, not manufactured learning moments.
Good essays surprise you. They take unexpected angles on common topics or write about unusual topics that somehow reveal universal truths.
Good essays have been revised. Multiple times. With breaks in between. With feedback from multiple readers. With brutal cuts of anything that does not serve the story.
That is it. Start strong, sound like yourself, show specific examples, go deep not wide, be actually honest, surprise them, and revise until it hurts. Do those things and you will avoid every mistake on this list.
The Mistake That Is Not on This List
Here is the mistake students worry about but should not: being too personal or too vulnerable.
Students constantly ask if they can write about mental health, family problems, failure, uncertainty, or anything that is not unambiguously positive. The answer is yes. You can write about these things.
What matters is not the topic. It is how you write about it. Are you showing growth? Are you being honest without being melodramatic? Are you taking responsibility for your part in difficult situations?
The essays that work best are often the ones where students took the risk of being genuinely vulnerable instead of carefully curating a perfect image. Committees want to know you are human. Humans struggle. Humans are uncertain. Humans are complicated.
So do not avoid difficult topics because you think you need to present a flawless version of yourself. Avoid bad writing. Avoid cliches. Avoid dishonesty. But do not avoid being real.
Ready to Fix Your Essay?
Now you know exactly what kills essays and how to avoid those mistakes. Time to revise yours with fresh eyes.
For more essay help, check out our guide on 7 Ways to Write a College Essay That Actually Gets Read and see real examples in our Essay Examples and Templates article. Find all our scholarship resources at the Scholarship Resource Hub.
Your essay is fixable. Every mistake on this list can be corrected with time and attention. Start revising.








































































































