Words That Start With U

Henry Hazlitt once said: “Knowledge of things and knowledge of the words for them grow together. If you do not know the words, you can hardly know the thing.” Therefore, it can be said that if you want to succeed in any language, learning vocabulary is a must!

The 100 most common English words that start with U. In this lesson, we are going to take a look at an ultimate list of words that start with U.

When it comes to English, there are such a huge number of words that beginners sometimes feel confused and don’t know what words should be learned first. For this reason, on Learn English In A Fun Way website, we have updated lists of the most frequently spoken English vocabulary for you guys to make reference to. Following is the list of selected words that start with U. Hope you guys enjoy it!

words that start with U

List of 100 words that start with U

NUMBER	WORDS	EXAMPLES
1	Ubiquitous	Sugar is ubiquitous in the diet.
2	Ugly	They discredited her good name with ugly gossip.
3	Ultimate	The ultimate decision lies with the parents.
4	Ultimately	The committee ultimately adopted his suggestions.
5	Ultraviolet	Ultraviolet rays damage the skin.
6	Umbrella	I’ve forgotten my umbrella – what a nuisance!
7	Unable	He was unable to escape the array of facts.
8	Unacceptable	The cost of these proposed changes makes them unacceptable.
9	Unanimous	He was elected by a unanimous vote.
10	Unanimously	Three judges unanimously upheld the sentence.
11	Unanswered	Forgive me for leaving some of your questions unanswered.
12	Unarmed	Bombs rained down on the unarmed common people.
13	Unauthorized	Unauthorized vehicles will be wheel clamped or towed away.
14	Unavailable	Funding for the new school is unavailable.
15	Unaware	I was unaware of his existence until today.
16	Uncertain	Bridie was uncertain about meeting him.
17	Uncertainty	He had an air of uncertainty about him.
18	Unchanged	Train fares are likely to remain unchanged.
19	Uncle	My uncle became severe when I was late.
20	Unclear	The ownership of the painting remains unclear.
21	Uncommon	Cancer of the breast in young women is uncommon.
22	Unconscious	She was found alive but unconscious.
23	Uncover	In spring we uncover the swimming pool.
24	Undated	The cheque/letter was undated.
25	Under	The floor felt uneven under his feet.
26	Undercover	You can spot undercover cops a mile off.
27	Undergo	The planes have to undergo rigorous safety checks.
28	Underground	The house has an underground passage.
29	Undermine	A mole can undermine the strongest rampart.
30	Underneath	This jacket’s too big, even with a sweater underneath.
31	Underscore	Matches the underscore or underline mark.
32	Underscored	He heavily underscored his note to Shelley.
33	Understand	I don’t understand what you’re trying to say.
34	Undertake	Students are required to undertake simple experiments.
35	Underwater	The ship was underwater when they reached her.
36	Underway	The project is already well underway .
37	Underwear	She stripped down to her underwear.
38	Underwriters	Will you give us a premium rebate just as other underwriters do?
39	Undisclosed	The inmates were moved to an undisclosed location.
40	Undo	Can you undo this knot?
41	Undocumented	Undocumented workers in our midst.
42	Undoubtedly	Hanley is undoubtedly a great player.
43	Unemployed	My father was an unemployed labourer.
44	Unemployment	Unemployment and inflation are interrelated.
45	Unencrypted	The file is unencrypted and stored by default.
46	Uneven	Your work is always uneven.
47	Unexpected	The unexpected rainstorm caused the collapse of the roof.
48	Unexpectedly	The device detonated unexpectedly.
49	Unfair	They had been given an unfair advantage.
50	Unfairly	Some shops marked up the goods unfairly.
51	Unfamiliar	I noticed several unfamiliar faces in the meeting room.
52	Unfortunate	It was an unfortunate accident.
53	Unhappy	I hate to see you unhappy.
54	Unidentified	He was shot and killed by an unidentified gunman.
55	Uniform	The uniform was trimmed with gold braid.
56	Uniforms	Army uniforms are often olive green.
57	Unify	No one dissents from the decision to unify.
58	Uninstall	You must choose to upgrade or uninstall and reinstall.
59	Uninsured	How about injuries to you by an uninsured motorist?
60	Unintended	A misleading impression may be unintended.
61	Union	A solid bloc of union members support the decision.
62	Unique	The machine’s unique design prevents it from overheating.
63	Uniquely	Each computer is uniquely specified by its serial number.
64	Unit	How do you operate the remote control unit?
65	Unite	The two shops will unite into one.
66	Unity	Complete political unity is impossible to achieve.
67	Universal	His speech met with universal applause.
68	Universally	The scale of the problem is now universally recognised.
69	Universe	It’s a book about the origin of the universe.
70	University	When will you go up to Cambridge University?
71	Unknown	The outcome of their discussion is still unknown.
72	Unlawful	He claimed damages for unlawful eviction.
73	Unless	Law can nerver be enforced unless fear supports it.
74	Unlicensed	Unlicensed boxing can be very dangerous.
75	Unlike	This was a foreign country, so unlike San Jose.
76	Unlikely	The project seemed unlikely to succeed.
77	Unlimited	The system can support an unlimited number of users.
78	Unlock	The police required the traveler to unlock his suitcase.
79	Unmanned	Unmanned post offices meant millions of letters went unsorted.
80	Unnamed	The cash comes from an unnamed source.
81	Unnecessary	I don’t want to encumber myself with unnecessary luggage.
82	Unofficial	But this does not rule out unofficial discussions.
83	Unpaid	Unpaid bills began to pile up alarmingly.
84	Unparalleled	Germany’s unparalleled prosperity is based on wise investments.
85	Unpopular	It was a painful and unpopular decision.
86	Unprofitable	The day proved frustratingly unprofitable.
87	Unprotected	Water and other liquids can stained unprotected wood surfaces.
88	Unrealistic	This demand proved unrealistic and unworkable.
89	Unreasonable	I think he’s being unreasonable.
90	Unregulated	A deregulated market does not mean an unregulated market.
91	Unrelated	My line of work is entirely unrelated to politics.
92	Unrest	There is growing unrest throughout the country.
93	Unsafe	The area of unsafe buildings has been charted out.
94	Unseen	Many a flower is born to blush unseen.
95	Unspecified	He was arrested on unspecified charges.
96	Unstable	The world is a precarious and unstable place.
97	Unstructured	Our aim was that these meetings be unstructured and informal.
98	Unsuccessful	We have been unsuccessful in finding a new manager.
99	Unsure	I was unsure of the reaction I would get.
100	Unsuspecting	Don’t be an unsuspecting elder.

Above is the list of common English words that start with U. The added examples are written to help you understand how these words relate to the English language as well as assist you in your own English language learning. The list is designed to be used as a reference. Whether you read the entire list in one sitting, a few words at a time, or choose to skim through and read the words you don’t know, we hope it is purposeful in your English study.