DISAPPOINT
disappoint, let down
(verb) fail to meet the hopes or expectations of; “Her boyfriend let her down when he did not propose marriage”
Source: WordNet® 3.1
Etymology
Verb
disappoint (third-person singular simple present disappoints, present participle disappointing, simple past and past participle disappointed)
(transitive) To sadden or displease (someone) by underperforming, or by not delivering something promised or hoped for.
(transitive) To deprive (someone of something expected or hoped for).
(transitive, dated) To fail to meet (an expectation); to fail to fulfil (a hope).
(transitive, dated) To show (an opinion, belief, etc.) to be mistaken.
(transitive, obsolete) To prevent (something planned or attempted).
Synonyms: frustrate, thwart
Antonyms
• satisfy
Adjective
disappoint (comparative more disappoint, superlative most disappoint)
(Internet slang) disappointed
Source: Wiktionary
Dis`ap*point", v. t. [imp. & p. p. Disapointed; p. pr. & vb. n.
Disappointing.] Etym: [OF. desapointier, F. désappointer; pref. des-
(L. dis-) + apointier, F. appointier, to appoint. See Appoint.]
1. To defeat of expectation or hope; to hinder from the attainment of
that which was excepted, hoped, or desired; to balk; as, a man is
disappointed of his hopes or expectations, or his hopes, desires,
intentions, expectations, or plans are disappointed; a bad season
disappoints the farmer of his crops; a defeat disappoints an enemy of
his spoil.
I was disappointed, but very agreeably. Macaulay.
Note: Disappointed of a thing not obtained; disappointed in a thing
obtained.
2. To frustrate; to fail; to hinder of result.
His retiring foe Shrinks from the wound, and disappoints the blow.
Addison.
Syn.
– To tantalize; fail; frustrate; balk; baffle; delude; foil;
defeat. See Tantalize.
Source: Webster’s Unabridged Dictionary 1913 Edition