hash out vs talk of

hash out and talk of both are verbs.

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

As verbs, talk of is a hypernym of hash out; that is, talk of is a word with a broader meaning than hash out:

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

Other hypernyms of hash out include talk about.

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