Denshi Jisho — Online Japanese dictionary

転す こかす to knock down; to knock over
Godan verb with su ending, Transitive verb 
子方 こかた 1: child's role in noh dance; child actor (in noh);
2: henchman; follower
Noun 
涸渇 こかつ drying up; becoming exhausted; running dry; starvation
Noun, Suru verb 
子株 こかぶ 1: (plant's) new bulb;
2: new stocks; new shares
Noun 
股間 こかん nether region; between the legs
Noun 
胯間 こかん nether region; between the legs
Noun 
小貝 こがい 1: small shell; small shellfish;
2: kanji "shell" radical at left
Noun 
小書 こがき small script
Noun, Suru verb 
古学 こがく classical studies
Noun 
古楽 こがく ancient (early) music
Noun 
小形 こがた small size; tiny
Na-adjective, Noun, No-adjective 
小金 こがね small sum of money
Noun 
小蒲 こがま Typha orientalis
Noun 
子鴨 こがも duckling; baby duck
Noun 
小鴨 こがも green-winged teal (species of duck, Anas crecca)
Noun, Usually written using kana alone 
小辛 こがら slightly spicy
No-adjective, Noun 
小雀 こがら willow tit (Parus montanus)
Noun, Usually written using kana alone 
孤雁 こがん solitary wild goose (i.e. separated from its flock, esp. flying)
Noun 
湖岸 こがん lakeshore; lakeside
Noun, No-adjective 
胡琴 こきん 1: huqin (any Chinese string instrument played with a bow);
2: (Archaism) biwa (4 or 5-stringed Oriental lute)
Noun 
小菊 こぎく 1: small chrysanthemum;
2: (Obscure term) small low grade piece of japanese paper used as a kettle rest or as a tissue;
3: (Obscure term) paper handed as a means of congratulations in a red light district
Noun 
国威 こくい national prestige
Noun 
穀雨 こくう "grain rain" solar term (approx. April 20)
Noun 
黒衣 こくえ black clothes
Noun 
国衙 こくが 1: (Archaism) provincial governor's office;
2: (Abbreviation) provincial governorate (beginning in the late Heian period)
Noun 
国使 こくし envoy
Noun 

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