一騎当千[ikkitousen] being a match for a thousand
一刻千金[ikkokusenkin] every moment is precious
一字千金[ichijisenkin] word of great value
一千[issen] 1,000
一望千里[ichibousenri] sweeping view of the eye

一瀉千里[isshasenri] one swift effort
引き千切る[hikichigiru] to tear off
何千[nanzen] many thousands
海千山千[umisenyamasen] sly old dog
幾千[ikusen] thousands

燕雀[enjaku] small birds
燕青拳[enseiken] Yangqingquan
燕巣[ensou] swift's nest (used to make bird's nest soup)
虎燕拳[koenken] Tiger Swallow Fist
燕支[enji] dark-red pigment

燕麦[enbaku] wild oat (Avena fatua)
飛燕[hien] swallow in flight
海燕[umitsubame] storm petrel (any bird of family Hydrobatidae)
燕千鳥[tsubamechidori] small Indian pratincole (bird) (Glareola lactea)

鳥竜茶[uuroncha] oolong tea
愛鳥[aichou] pet bird
鳥渡[choto] just a minute
一石二鳥[issekinichou] killing two birds with one stone
益鳥[ekichou] beneficial bird

黄鳥[kouchou] Japanese bush warbler (Cettia diphone)
伽藍鳥[garanchou] pelican
火食鳥[hikuidori] cassowary (Casuarius spp.)
花鳥[kachou] flowers and birds
花鳥風月[kachoufuugetsu] beauties of nature