3,000 Core Vocabulary Words
- ugly (adjective)
- umbrella (noun)
- umpire
- unable (adjective)
- uncle
- under (preposition)
- under (adverb)
- underdog
- undergo (verb)
- undergraduate
- underground (adjective)
- underneath (adverb)
- underneath (preposition)
- understand (verb)
- understanding (noun)
- undertake (verb)
- undertaker
- undo (verb)
- unemployed (adjective)
- unemployment (noun)
- unfortunate (adjective)
- unfortunately (adverb)
- unhappiness
- unhappy (adjective)
- uniform (adjective)
- uniform (noun)
- union (noun)
- unique (adjective)
- unit (noun)
- unite (verb)
