· uncertainty
· uneasiness
· unhappy
· upset
courage
· worried
yearning
· indifference
A letter that starts with U is an urgent letter.
nervousneeded
aloof
letter that starts with u is unicorne
jealous
Zealous is an emotion. It starts with the letter z.
A six letter word that starts with U is upward.
The Ukulele starts with the letter U.