Denshi Jisho — Online Japanese dictionary

なに 1: what;
2: (Noun) (Colloquialism) euph. for genitals or sex
Common word, Interjection, Pronoun, No-adjective 
なん 1: what;
2: (Prefix) how many (some counter);
3: (Noun) (Colloquialism) euph. for genitals or sex
Common word, Interjection, Pronoun, No-adjective 
いつ when; how soon
Common word, Adverbial noun, Pronoun, Usually written using kana alone 
どこ 1: (Usually written using kana alone) where; what place;
2: how much (long, far); what extent
Common word, Pronoun, No-adjective 
どの which; what (way)
Common word, Pre-noun adjectival, Usually written using kana alone 
どれ 1:
2: (Usually written using kana alone) which (of three or more);
3: whichever; any; (Interjection) well; now; let me see
Common word, Noun 
なぜ why; how
Common word, Adverb, Usually written using kana alone 
どこ 1: (Usually written using kana alone) where; what place;
2: how much (long, far); what extent
Pronoun, No-adjective 
どち 1: (Usually written using kana alone) which way; which direction; where;
2: which one (esp. of two alternatives);
3: who
Out-dated or obsolete kana, Noun 
なぞ 1: something;
2: ()
3: (Usually written using kana alone) what; (Adverb) why; how
Expression 
どちら 1: (Usually written using kana alone) which way; which direction; where;
2: which one (esp. of two alternatives);
3: who
Common word, Noun 
どっち 1: (Usually written using kana alone) which way; which direction; where;
2: which one (esp. of two alternatives);
3: who
Common word, Noun 
どなた who?
Common word, Noun, Usually written using kana alone, Honorific or respectful language 
なにか something
Common word, Expression 
なにも 1: nothing (with neg. verbs); not any;
2: and everything else (with noun plus "mo"); all
Common word, Expression, Adverb 
なんて 1: how ..!; what ..!;
2: what (questioning)
Common word, Noun or verb acting prenominally, Adverb 
なんで 1: why?; what for?;
2: how?; by what means?
Common word, Adverb 
なんと what; how; whatever
Common word, Adverb 
なんど how many times?; how often?
Common word, Noun 
なんら 1: whatever; what; what sort of; any kind of;
2: nothing whatever (with neg. verb)
Common word, Adverb, Noun 
いずく 1: (Usually written using kana alone) where; what place;
2: how much (long, far); what extent
Out-dated or obsolete kana, Pronoun, No-adjective 
いずこ 1: (Usually written using kana alone) where; what place;
2: how much (long, far); what extent
Pronoun, No-adjective 
いずし 1: (Usually written using kana alone) which way; which direction; where;
2: which one (esp. of two alternatives);
3: who
Out-dated or obsolete kana, Noun 
いずち 1: (Usually written using kana alone) which way; which direction; where;
2: which one (esp. of two alternatives);
3: who
Noun 
いずれ 1: (Usually written using kana alone) where; which; who;
2: anyway; anyhow; at any rate; sooner or later; eventually; at some future date or time
Adverb, Pronoun, No-adjective 

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