U字母开头的单词或词组(第8页)：

• underestimated
• underling
• underlying
• underplay
• underrate
• understate
• understated
• understatement
• understudy
• underutilized
• underwrite
• undeserved
• undesirable
• undirected
• unearth
• unearthly
• unexceptionable
• unfailing
• unfasten
• unfeigned
• unenlightened
• ungainly
• unflappable
• unfold
• unfounded
• ungrudging
• unguent
• unicorn
• unidimensional
• unification
• uninitiated
• unique
• unify
• unjustified
• unimpassioned
• uniform
• unimpeachable
• univocal
• unjustly
• unleash
• unmitigated
• unmoved
• unnoticed
• unkempt