Word family noun disappointment adjective disappointed disappointing verb disappoint adverb disappointingly
From Longman Dictionary of Contemporary Englishdisappointdis‧ap‧point /ˌdɪsəˈpɔɪnt/ ●●● W3 verb [intransitive, transitive] 1 DISAPPOINTEDto make someone feel unhappy because something they hoped for did not happen or was not as good as they expected I hated to disappoint her. Great things were expected of this band, and they didn’t disappoint.2 → disappoint somebody’s hopes/expectations/plans→ See Verb tableExamples from the Corpus
disappoint• Bolton promised a great performance, and he didn't disappoint.• He does not cheat or disappoint.• I had the feeling I was disappointing him, and it filled me with a dull continuous inner chest pain.• Many were disappointed in their aspirations.• The band disappointed thousands of fans by cancelling at the last minute.• Of course our kids disappoint us sometimes, but we don't stop loving them.• I'm sorry to disappoint you, but there aren't any tickets left.Origin disappoint (1400-1500) Old French desapointier, from apointier “to arrange” 