Starting with U
1. Ultimate
Word Type: Adjective
Pronunciation: UL-ti-mit
Meaning: The best or final in a process
Synonyms: Final, Supreme, Greatest
Sentences:
Winning the championship was his ultimate goal.
This is the ultimate test of strength.
2. Umbrella
Word Type: Noun
Pronunciation: um-BREL-uh
Meaning: A device used to protect from rain or sun
Synonyms: Parasol, Shade, Shelter
Sentences:
Don’t forget to take your umbrella.
She opened her umbrella in the rain.
3. Uncertain
Word Type: Adjective
Pronunciation: un-SUR-tn
Meaning: Not sure or not definite
Synonyms: Doubtful, Unsure, Indefinite
Sentences:
The result is still uncertain.
He seemed uncertain about his future.
4. Uncomfortable
Word Type: Adjective
Pronunciation: un-KUM-fur-tuh-bul
Meaning: Causing discomfort or unease
Synonyms: Uneasy, Awkward, Distressed
Sentences:
The chair is very uncomfortable.
She felt uncomfortable in that situation.
5. Uncover
Word Type: Verb
Pronunciation: un-KUV-er
Meaning: To reveal or make something known
Synonyms: Reveal, Expose, Discover
Sentences:
The investigation uncovered the truth.
He uncovered the hidden treasure.
6. Understand
Word Type: Verb
Pronunciation: un-der-STAND
Meaning: To grasp the meaning of something
Synonyms: Comprehend, Grasp, Perceive
Sentences:
I understand your problem.
Do you understand this lesson?
7. Unexpected
Word Type: Adjective
Pronunciation: un-ik-SPEK-tid
Meaning: Not planned or anticipated
Synonyms: Sudden, Surprising, Unforeseen
Sentences:
The news came as an unexpected shock.
We had an unexpected visitor.
8. Unique
Word Type: Adjective
Pronunciation: yoo-NEEK
Meaning: One of a kind; unlike anything else
Synonyms: Special, Unusual, Rare
Sentences:
Everyone has a unique personality.
That painting is truly unique.
9. Unite
Word Type: Verb
Pronunciation: yoo-NITE
Meaning: To join together for a purpose
Synonyms: Combine, Join, Merge
Sentences:
The countries united for peace.
We must unite against injustice.
10. Universal
Word Type: Adjective
Pronunciation: yoo-nih-VUR-sul
Meaning: Applicable everywhere or to everyone
Synonyms: Global, Common, Worldwide
Sentences:
Love is a universal language.
The rule has universal acceptance.
11. Unknown
Word Type: Adjective / Noun
Pronunciation: un-NOHN
Meaning: Not known or familiar
Synonyms: Unfamiliar, Unidentified, Hidden
Sentences:
He explored the unknown world.
Her talent was unknown to many.
12. Unlimited
Word Type: Adjective
Pronunciation: un-LIM-it-id
Meaning: Without any limit or end
Synonyms: Boundless, Infinite, Endless
Sentences:
You have unlimited access to data.
Her imagination seems unlimited.
13. Unusual
Word Type: Adjective
Pronunciation: un-YOO-zhoo-ul
Meaning: Not common or ordinary
Synonyms: Rare, Extraordinary, Exceptional
Sentences:
It was an unusual day at work.
That’s an unusual color for a car.
14. Unaware
Word Type: Adjective
Pronunciation: un-uh-WAIR
Meaning: Not knowing or realizing something
Synonyms: Ignorant, Oblivious, Uninformed
Sentences:
She was unaware of the danger.
They were unaware of the time.
15. Urban
Word Type: Adjective
Pronunciation: UR-bun
Meaning: Related to a city or town
Synonyms: City, Metropolitan, Municipal
Sentences:
Urban areas are densely populated.
He loves the urban lifestyle.
16. Urge
Word Type: Verb / Noun
Pronunciation: URJ
Meaning: To strongly encourage or desire
Synonyms: Encourage, Press, Motivate
Sentences:
I urge you to try again.
She felt an urge to travel.
17. Useful
Word Type: Adjective
Pronunciation: YOOS-ful
Meaning: Able to be used effectively
Synonyms: Helpful, Practical, Beneficial
Sentences:
This tool is very useful.
He gave me some useful advice.
18. Useless
Word Type: Adjective
Pronunciation: YOOS-les
Meaning: Having no purpose or value
Synonyms: Worthless, Ineffective, Futile
Sentences:
This pen is useless; it doesn’t write.
Arguing with him is useless.
19. Utilize
Word Type: Verb
Pronunciation: YOO-tuh-lize
Meaning: To make practical use of
Synonyms: Use, Employ, Apply
Sentences:
We should utilize time wisely.
The machine utilizes solar power.
20. Utter
Word Type: Verb / Adjective
Pronunciation: UH-ter
Meaning: To speak or complete in every sense
Synonyms: Speak, Express, Complete
Sentences:
She didn’t utter a single word.
It was utter nonsense.
21. Uphold
Word Type: Verb
Pronunciation: up-HOHLD
Meaning: To support or maintain
Synonyms: Support, Defend, Maintain
Sentences:
We must uphold our traditions.
The court upheld the decision.
22. Update
Word Type: Verb / Noun
Pronunciation: up-DAYT
Meaning: To make something current
Synonyms: Refresh, Revise, Modernize
Sentences:
Please update your information.
I got an update on the project.
23. Upload
Word Type: Verb
Pronunciation: up-LOHD
Meaning: To transfer data to a computer system
Synonyms: Transfer, Send, Post
Sentences:
I uploaded my video last night.
She uploaded her files to the cloud.
24. Uphill
Word Type: Adjective / Adverb
Pronunciation: up-HILL
Meaning: Moving upward or difficult
Synonyms: Ascending, Steep, Challenging
Sentences:
It’s an uphill climb.
Success was an uphill battle.
25. Upcoming
Word Type: Adjective
Pronunciation: up-KUM-ing
Meaning: About to happen soon
Synonyms: Approaching, Imminent, Forthcoming
Sentences:
We’re excited for the upcoming event.
The company announced its upcoming product.
26. Upset
Word Type: Adjective / Verb
Pronunciation: up-SET
Meaning: To make someone unhappy or disturbed
Synonyms: Disturb, Trouble, Annoy
Sentences:
She was upset by the news.
Don’t upset your parents.
27. Upgrade
Word Type: Verb / Noun
Pronunciation: up-GRAYD
Meaning: To improve or raise to a higher level
Synonyms: Improve, Enhance, Advance
Sentences:
I need to upgrade my phone.
The hotel offers free room upgrades.
28. Upload
Word Type: Verb
Pronunciation: up-LOHD
Meaning: To transfer a file to the internet
Synonyms: Send, Post, Share
Sentences:
Please upload your assignment.
I uploaded my video to YouTube.
29. Upright
Word Type: Adjective / Adverb
Pronunciation: up-RITE
Meaning: In a vertical or honest position
Synonyms: Vertical, Straight, Honest
Sentences:
Sit upright, please.
He’s an upright citizen.
30. Upside
Word Type: Noun
Pronunciation: up-SIDE
Meaning: The positive aspect of something
Synonyms: Advantage, Benefit, Plus
Sentences:
The upside of failure is learning.
There’s an upside to every challenge.
31. Uncertainly
Word Type: Adverb
Pronunciation: un-SUR-tn-lee
Meaning: Without confidence or surety
Synonyms: Hesitantly, Doubtfully, Indefinitely
Sentences:
She smiled uncertainly.
He moved forward uncertainly.
32. Untidy
Word Type: Adjective
Pronunciation: un-TIE-dee
Meaning: Not neat or organized
Synonyms: Messy, Disordered, Cluttered
Sentences:
Your room looks untidy.
He has an untidy desk.
33. Unfair
Word Type: Adjective
Pronunciation: un-FAIR
Meaning: Not just or impartial
Synonyms: Unjust, Biased, Unequal
Sentences:
The decision was unfair.
Life can be unfair sometimes.
34. Unknown
Word Type: Adjective
Pronunciation: un-NOHN
Meaning: Not known or familiar
Synonyms: Hidden, Unfamiliar, Secret
Sentences:
The source remains unknown.
He ventured into unknown lands.
35. Unfit
Word Type: Adjective
Pronunciation: un-FIT
Meaning: Not suitable or not healthy
Synonyms: Inappropriate, Unhealthy, Improper
Sentences:
He is unfit for the job.
The food was unfit to eat.
36. Unclear
Word Type: Adjective
Pronunciation: un-KLEER
Meaning: Not easy to understand
Synonyms: Vague, Confusing, Ambiguous
Sentences:
The instructions were unclear.
His message was unclear.
37. Untouchable
Word Type: Adjective
Pronunciation: un-TUHCH-uh-bul
Meaning: Unable to be touched or affected
Synonyms: Invincible, Unreachable, Secure
Sentences:
The champion seemed untouchable.
He feels untouchable in his field.
38. Unbelievable
Word Type: Adjective
Pronunciation: un-buh-LEE-vuh-bul
Meaning: Too extraordinary to be believed
Synonyms: Incredible, Astonishing, Amazing
Sentences:
The story was unbelievable.
What an unbelievable performance!
39. Uncertain
Word Type: Adjective
Pronunciation: un-SUR-tn
Meaning: Not sure or not definite
Synonyms: Doubtful, Unsure, Indefinite
Sentences:
The weather is uncertain.
He looked uncertain about his choice.
40. Usual
Word Type: Adjective
Pronunciation: YOO-zhoo-ul
Meaning: Common or typical
Synonyms: Normal, Regular, Routine
Sentences:
He arrived at his usual time.
It’s just a usual working day.