talk of vs hash out

talk of and hash out both are verbs.

Word	Noun	Adjective	Verb	Adverb
talk of	No	No	Yes	No
hash out	No	No	Yes	No

As verbs, hash out is a hyponym of talk of; that is, hash out is a word with a more specific, narrower meaning than talk of:

talk of: discuss or mention
hash out: speak with others about (something); talk (something) over in detail; have a discussion

Other hyponyms of talk of include discuss, talk over, blaspheme.

talk of (verb)	hash out (verb)
discuss or mention	speak with others about (something); talk (something) over in detail; have a discussion