Fail to meet the hopes or expectations of.

synonym: let down.

Roget 509: be disappointed; look blank, look blue; look aghast, stand aghast etc. (wonder) 870; find to one's cost; laugh on the wrong side of one's mouth; find one a false prophet.    not realize one's hope, not realize one's expectation.    [cause to be disappointed] disappoint; frustrate, discomfit, crush, defeat (failure) 732; crush one's hope, dash one's hope, balk one's hope, disappoint one's hope, blight one's hope, falsify one's hope, defeat one's hope, discourage; balk, jilt, bilk; play one false, play a trick; dash the cup from the lips, tantalize; dumfound, dumbfound, dumbfounder, dumfounder (astonish) 870.    ... show more

Roget 832: be discontented etc. adj.; quarrel with one's bread and butter; repine; regret etc. 833; wish one at the bottom of the Red Sea; take on, take to heart; shrug the shoulders; make a wry face, pull a long face; knit one's brows; look blue, look black, look black as thunder, look blank, look glum.    take in bad part, take ill; fret, chafe, make a piece of work [Fr.]; grumble, croak; lament etc. 839.    cause discontent etc. n.; dissatisfy, disappoint, mortify, put out, disconcert; cut up; dishearten.    ... show more

Dutch: afknappen, beschamen, flippen, teleurstellen