Denshi Jisho — Online Japanese dictionary

醒め きょうざめ kill-joy; wet-blanket; skeleton at the feast
Na-adjective, Noun 
じる きょうじる to amuse oneself; to make merry
Ichidan verb, Intransitive verb 
ずる きょうずる to amuse oneself; to make merry
Zuru verb - (alternative form of -jiru verbs), Intransitive verb 
行為者 こういしゃ doer; performer (of a deed); perpetrator
Noun 
好意的 こういてき favorable; favourable
Na-adjective 
降雨林 こううりん rainforest
Noun 
耕耘機 こううんき cultivator; farm tractor; tiller
Noun 
耕運機 こううんき cultivator; farm tractor; tiller
Noun 
幸運児 こううんじ lucky person; fortunate man
Noun 
交易路 こうえきろ trade route
Noun 
恒温器 こうおんき incubator
Noun 
高音部 こうおんぶ treble; high singing voice
Noun 
公会議 こうかいぎ Ecumenical Council
Noun 
航海士 こうかいし mate; navigation officer
Noun 
航海図 こうかいず nautical table; sailing chart
Noun 
効果音 こうかおん sound effect; sound effects
Noun 
高価格 こうかかく high price; heavy price
Noun, No-adjective 
光化学 こうかがく photochemistry
Noun, Noun or verb acting prenominally 
降河魚 こうかぎょ catadromous fish (fish that migrates downstream, e.g. eel)
Noun 
好角家 こうかくか sumo fan
Noun 
硬化剤 こうかざい hardener; curative agent; stiffening agent
Noun 
高架線 こうかせん 1: overhead wires;
2: elevated railway
Noun 
好下物 こうかぶつ favorite snack to have with drinks; favourite snack to have with drinks
Noun 
交換器 こうかんき (telephone) switchboard
Noun 
交換機 こうかんき switch
Noun, Computer terminology 

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