Denshi Jisho — Online Japanese dictionary

雇用 こよう employment (long term); hire
Common word, Noun, Suru verb 
古来 こらい from time immemorial; ancient; time-honoured; time-honored
Common word, No-adjective, Adverb, Noun 
孤立 こりつ isolation; being alone; being friendless
Common word, Noun, Suru verb 
殺し ころし a murder
Common word, Noun 
殺す ころす to kill
Common word, Godan verb with su ending, Transitive verb 
転ぶ ころぶ to fall down; to fall over
Common word, Godan verb with bu ending, Intransitive verb 
怖い こわい 1: scary; frightening; eerie; dreadful;
2: (Interjection) (I'm) afraid
Common word, Adjective 
壊す こわす 1: to break; to destroy; to demolish;
2: to wreck; to ruin; to spoil; to damage;
3: to break (a bill, etc.)
Common word, Godan verb with su ending, Transitive verb 
懇意 こんい kindness; intimacy; friendship
Common word, Na-adjective, Noun 
今夏 こんか this summer; next summer; last summer
Common word, Adverbial noun, Temporal noun 
今季 こんき this season
Common word, Adverbial noun, Temporal noun 
今期 こんき the present term
Common word, Adverbial noun, Temporal noun 
根気 こんき patience; perseverance; persistence; tenacity; energy
Common word, Noun 
今後 こんご from now on; hereafter
Common word, Adverbial noun, Temporal noun 
今度 こんど now; this time; next time; another time
Common word, Adverbial noun, Temporal noun 
昆布 こんぶ kombu (any kelp of genus Laminaria) (konbu); devil's apron
Common word, Noun 
今夜 こんや this evening; tonight
Common word, Adverbial noun, Temporal noun 
紺屋 こんや dyer
Common word, Noun 
焜炉 こんろ portable cooking stove; gas burner
Common word, Noun, Usually written using kana alone 
懇話 こんわ friendly (familiar) chat (talk)
Common word, Noun, Suru verb 
小琴 おごと koto (usu. small)
Noun, Archaism 
小滝 おたき cascade
Noun 
濃藍 こあい deep indigo
Noun 
小字 こあざ small administrative unit (of a village)
Noun 
小足 こあし mincing steps
Noun 
小雨 こあめ light rain; drizzle
Noun 

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