pronoun:

• what

prefix:

• how many ［なん］ - followed by a counter ➜ 何か月
• large number of; many ［なん］ - followed by (optional number), counter and も ➜ 何度も・何日も

noun:

• you-know-what; that

expression:

• whatsit; what's the expression; what do you call them

interjection:

• what? - expressing surprise
• hey! - expressing anger or irritability

pronoun:

• which (of three or more) ➜ 此れ・其れ・彼【あれ】
• whichever; any - with a verb in 〜ても form ➜ どれも

interjection:

• well; now; let me see ➜ どれどれ

pronoun:

• such and such (when being vague, placeholder, etc.); this and that

interjection:

• What?; What is the matter?; What are the items?

pronoun:

• which - emphatic ➜ 何れ【どれ】

interjection:

• let me see; well now

interjection:

• My goodness!; Good lord!; Holy cow!

interjection:

• What?!
• Why?; Come again?
• anyone; anything

interjection:

• It's nothing!; Don't mention it! - colloquialism

interjection:

• What!

interjection:

• what the hell; oh, great!; son of a gun; holy mackerel; oh no!; holy cow!; damn!

adverb / interjection:

• how; how much; how many; how long; how far - Kansai dialect ➜ 幾ら
• under no circumstances; whatever the circumstances may be; say what you like - Kansai dialect ➜ 幾ら何でも【いくらなんでも】

noun:

• being meaningful; being significant; having value; having worth - Kansai dialect

adverb / interjection:

• how; how much; how many; how long; how far - old form of 何ぼ - Kansai dialect ➜ 幾ら・何ぼ【なんぼ】
• under no circumstances; whatever the circumstances may be; say what you like - Kansai dialect ➜ 幾ら何でも【いくらなんでも】・何ぼ【なんぼ】

noun:

• being meaningful; being significant; having value; having worth - Kansai dialect ➜ 何ぼ【なんぼ】