► 副詞
がっかり [(3)がっかり] [がっかりする] meaning: disappoint rank: 1
☆ 彼の幼稚な行動にはがっかりした ⇨ His childish behavior really disappointed me
☆ 雨で試合が中止になってがっかりした ⇨ I was disappointed because the game was rained out
► 動詞
残念がる [ざんねんがる] meaning: disappoint rank: 2
☆ 彼は宝くじに外れて残念がっている ⇨ He is disappointed that he didn’t win a lottery
失望 [しつぼう] [失望する] meaning: disappoint rank: 2
☆ 私は政治に失望した ⇨ I got disillusioned by politics
幻滅 [げんめつ] [幻滅する] meaning: disappoint rank: 3
☆ 彼の肝心な時の臆病さに幻滅した ⇨ I was disillusioned by his cowardice at the crucial moment
☆ 昨今の政治には完全に幻滅した ⇨ I’m completely disillusioned by today’s politics
落胆 [らくたん] [落胆する] meaning: disappoint rank: 4
☆ チームが負けてファンは落胆した ⇨ The team lost and fans were dejected
► 成句
気 [き] [気を落とす] meaning: disappoint rank: 2
☆ 一回負けたからってそんなに気を落とさないで ⇨ Don’t be so dejected when you just lost one game
力 [(2)ちから] [力を落とす] meaning: disappoint rank: 3
☆ そんなに力を落とさないで ⇨ Don’t be so disappointed, discouraged (☛ Literally “drop one’s energy”)
肩 [(1)かた] [肩を落とす] meaning: disappoint rank: 4
☆ 彼は大切な試合に負けてに肩を落とした ⇨ He lost an important match and dropped his shoulders, was crestfallen
► 名詞
失望 [しつぼう] meaning: disappoint rank: 2
☆ 彼は失望を隠せなかった ⇨ He wasn’t able to hide his disappointment
遺憾 [いかん] [liter] meaning: disappoint rank: 3
☆ 仏大統領は英国政府の対応に遺憾の意を表明した ⇨ French president expressed disappointment, displeasure, toward the reaction of UK government
幻滅 [げんめつ] meaning: disappoint rank: 3
☆ 昨今の政治には幻滅を感じる ⇨ I’m disillusioned by today’s politics
失意 [(1)しつい] [liter] meaning: disappoint rank: 4
☆ 彼は功績が認められず失意の中で死んでいった ⇨ His achievements were never recognized, and he died in disappointment
落胆 [らくたん] meaning: disappoint rank: 4
☆ 彼は落胆の色が隠せなかった ⇨ He wasn’t able to hide his disappointment
► 形容詞
あっけない [(4)あっけない] meaning: disappoint rank: 2
☆ 彼等は一回戦であっけなく負けた ⇨ They were eliminated in the first round unceremoniously (☛ Something that was expected to be impressive to end, lose, disappear, etc. abruptly and unceremoniously)
つまんない [(2)つまんない] [coll] meaning: disappoint rank: 2
☆ 日本が予選で負けてしまってつまんない ⇨ It is a bummer that Japan got eliminated in the qualifier
つまんねえ [(2)つまんねえ] [coll] [peer] [男] meaning: disappoint rank: 3
☆ 日本が一回戦で負けちゃってつまんねえの ⇨ It is a bummer that Japan lost in the first round (☛ A colloquial variation of つまらない)
► 形容動詞
残念 [ざんねん] meaning: disappoint rank: 1
☆ チームが決勝で負けてしまってすごく残念だ ⇨ I am so disappointed that our team lost in the final
► 感嘆詞
いやはや [(1)いやはや] [coll] meaning: disappoint rank: 4
☆ いやはや何とも、我ながら情けない ⇨ Oh well, I am really embarrassed myself