Denshi Jisho — Online Japanese dictionary

翻 こぼし waste-water container (tea ceremony)
Irregular okurigana usage, Noun 
腓 こむら calf (of the leg)
Noun 
漿 こんず rice water
Noun, Archaism 
小石 こいし pebble
Common word, Noun 
此奴 こいつ this fellow; this guy; this person
Common word, Pronoun, No-adjective, Usually written using kana alone, Colloquialism 
厚意 こうい kindness; favor; favour
Common word, Noun 
好意 こうい good will; favor; favour; courtesy
Common word, Noun 
皇位 こうい imperial throne
Common word, Noun 
行為 こうい act; deed; conduct
Common word, Noun 
高位 こうい 1: dignity; eminent; high ranking;
2: high-order (digit, bit, etc.)
Common word, Na-adjective, Noun 
降雨 こうう rainfall; rain
Common word, Noun 
効果 こうか effect; effectiveness; efficacy; result
Common word, Noun, No-adjective 
工科 こうか engineering course
Common word, Noun 
校歌 こうか school song
Common word, Noun 
硬化 こうか hardening; vulcanization; vulcanisation; sclerosis; curing
Common word, Noun, Suru verb, No-adjective 
硬貨 こうか 1: coin;
2: hard currency
Common word, Noun 
降下 こうか fall; descent; (plane) landing; (atmos.) depression
Common word, Noun, Suru verb 
高価 こうか high price
Common word, Na-adjective, Noun 
高架 こうか overhead structure
Common word, Noun, No-adjective 
光輝 こうき brightness; splendour; splendor
Common word, Noun 
好機 こうき good opportunity; chance
Common word, Noun 
後期 こうき latter period; final
Common word, Noun 
校旗 こうき school flag
Common word, Noun 
綱紀 こうき law and order; discipline
Common word, Ateji (phonetic) reading, Noun, Suru verb 
香気 こうき fragrance
Common word, Noun 
抗議 こうぎ protest; objection
Common word, Noun, Suru verb, No-adjective 

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