Denshi Jisho — Online Japanese dictionary

合 ごう 1: 0.18039 litres (liters);
2: 0.3306 metres square (meters);
3: one-tenth of the way from the base to the summit of a mountain;
4: (astronomical) conjunction;
5: (Counter) counter for covered containers;
6: counter for matches, battles, etc.
Common word, Noun 
合う あう 1: to come together; to merge; to unite; to meet;
2: to fit; to match; to suit; to agree with; to be correct;
3: to be profitable; to be equitable;
4: () (after the -masu stem of a verb) to do ... to each other; to do ... together
Common word, Godan verb with u ending, Intransitive verb 
合い あい joint; associate; accomplice
Noun, Prefix 
合え あえ food with dressing on it (e.g. salad)
Irregular kanji usage, Noun suffix, Noun prefix, Noun 
合う おう 1: to come together; to merge; to unite; to meet;
2: to fit; to match; to suit; to agree with; to be correct;
3: to be profitable; to be equitable;
4: () (after the -masu stem of a verb) to do ... to each other; to do ... together
Irregular kana usage, Godan verb with u ending, Intransitive verb 
合歓 ねむ silk tree
Noun 
カッと 1: (Onomatopoeic or mimetic word) flaring up; burning hotly; suddenly becoming bright;
2: (Onomatopoeic or mimetic word) flying into a rage; losing one's cool;
3: (Onomatopoeic or mimetic word) opening suddenly and widely (e.g. eyes, mouth);
4: (Onomatopoeic or mimetic word) (Archaism) acting resolutely
Common word, Adverb, Suru verb 
カップ cup (drinking vessel, measure, brassiere, prize, etc.)
Common word, Noun 
かっか burning hotly; burning redly
Adverb, Adverb taking the 'to' particle, Suru verb, Onomatopoeic or mimetic word 
かっこ geta; Japanese wooden clogs
Noun, Children''s langauge 
カッコ 1: shape; form; posture; appearance; manner;
2: suitability; moderateness (in price)
Irregular kana usage, Na-adjective, Noun, No-adjective 
カッチ cutch (catechu)
Noun 
かっと 1: (Onomatopoeic or mimetic word) flaring up; burning hotly; suddenly becoming bright;
2: (Onomatopoeic or mimetic word) flying into a rage; losing one's cool;
3: (Onomatopoeic or mimetic word) opening suddenly and widely (e.g. eyes, mouth);
4: (Onomatopoeic or mimetic word) (Archaism) acting resolutely
Adverb, Suru verb 
カット cut; cutting
Noun, Suru verb 
かっぺ hick; country bumpkin; yokel
Noun, Abbreviation, Vulgar expression or word 
カッペ hick; country bumpkin; yokel
Noun, Abbreviation, Vulgar expression or word 
Κ カッパ kappa
Noun 
κ カッパ kappa
Noun 
合図 あいず sign; signal
Common word, Noun, Suru verb 
合間 あいま interval; break; pause; spare moment
Common word, Noun, No-adjective 
閣下 かっか your Excellency; his (or her) Excellency
Common word, Noun, Noun suffix, Honorific or respectful language 
活気 かっき energy; liveliness
Common word, Noun 
画期 かっき ground-breaking; epoch (making)
Common word, Noun 
括弧 かっこ parentheses; brackets
Common word, Noun, Suru verb, No-adjective 
確乎 かっこ firm; unshakeable; resolute
Common word, Taru-adjective, Adverb taking the 'to' particle 
確固 かっこ firm; unshakeable; resolute
Common word, Taru-adjective, Adverb taking the 'to' particle 

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