CRESTFALLEN
chapfallen, chopfallen, crestfallen, deflated
(adjective) brought low in spirit; “left us fatigued and deflated spiritually”
Source: WordNet® 3.1
Etymology
Adjective
crestfallen (comparative more crestfallen, superlative most crestfallen)
Sad because of a recent disappointment.
Depressed.
(obsolete, of a horse) Having the crest, or upper part of the neck, hanging to one side.
Synonyms
• (sad because of a recent disappointment): disappointed, disillusioned
• (depressed): blue, dejected, despondent, depressed, downcast, down in the dumps, sorrowful
Source: Wiktionary
Crest"fall`en (-fl`'n), a.
1. With hanging head; hence, dispirited; dejected; cowed.
Let it make thee crestfullen; Ay, and allay this thy abortive pride.
Shak.
2. Having the crest, or upper part of the neck, hanging to one side;
– said of a horse.
Source: Webster’s Unabridged Dictionary 1913 Edition