Denshi Jisho — Online Japanese dictionary

苦渋 くじゅう bitterness; mortification; difficulty in understanding; distress; affliction
Common word, Noun, Suru verb, No-adjective 
苦情 くじょう complaint; troubles; objection; grievance
Common word, Noun 
擽る くすぐる 1: (Usually written using kana alone) to tickle;
2: (Usually written using kana alone) to tickle (one's fancy); to appeal; to flatter; to titillate;
3: (Usually written using kana alone) to amuse; to entertain
Common word, Godan verb with ru ending, Transitive verb 
果物 くだもの fruit
Common word, Noun 
口数 くちかず 1: number of words a person speaks;
2: number of dependents (words, shares, accounts)
Common word, Noun 
口癖 くちぐせ way of saying; favorite phrase; favourite phrase
Common word, Noun 
口々 くちぐち each entrance; every mouth
Common word, Noun 
口先 くちさき 1: lip service; mere words; professions;
2: lips; mouth; snout; proboscis
Common word, Noun 
口笛 くちぶえ whistle
Common word, Noun 
口紅 くちべに lipstick
Common word, Noun, No-adjective 
区長 くちょう ward headman
Common word, Noun 
口調 くちょう tone (e.g. of voice, etc.); (verbal) expression
Common word, Noun 
掘削 くっさく digging out; excavation
Common word, Noun, Suru verb 
屈折 くっせつ 1: bending; indentation;
2: refraction;
3: inflection;
4: warping (e.g. of opinion, reasoning, etc.); distortion
Common word, Noun, Suru verb 
屈託 くったく 1: worry; care; concern;
2: ennui; boredom
Common word, Noun, Suru verb 
靴下 くつした socks; sock; stockings; stocking
Common word, Noun 
寛ぐ くつろぐ to relax; to feel at home
Common word, Godan verb with gu ending, Usually written using kana alone 
国柄 くにがら national character; regional character
Common word, Noun 
国々 くにぐに countries
Common word, Noun 
国人 くにびと indigenous person; inhabitant of a country
Common word, Noun 
組合 くみあい association; union
Common word, Noun 
倉敷 くらしき storage charges
Common word, Noun 
暗闇 くらやみ darkness; the dark
Common word, Noun 
繰入 くりいれ inward transfer (of money); carry over (money from previous period)
Common word, Noun 
玄人 くろうと 1: expert (professional) in a given trade or profession;
2: woman in the nightlife business; demimondaine
Common word, Noun, No-adjective 
黒潮 くろしお Japan Current; Kuroshio Current
Common word, Noun 

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