particularise vs flesh out

particularise and flesh out both are verbs.

Word	Noun	Adjective	Verb	Adverb
particularise	No	No	Yes	No
flesh out	No	No	Yes	No

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

particularise: be specific about
flesh out: add details, as to an account or idea; clarify the meaning of and discourse in a learned way, usually in writing

Other hypernyms of particularise include dilate, elaborate, enlarge, expand, expatiate, exposit, expound, lucubrate.

particularise (verb)	flesh out (verb)
be specific about	become round, plump, or shapely
	add details, as to an account or idea; clarify the meaning of and discourse in a learned way, usually in writing
	make fat or plump