expatiate vs lucubrate

expatiate and lucubrate both are verbs.

Word	Noun	Adjective	Verb	Adverb
expatiate	No	No	Yes	No
lucubrate	No	No	Yes	No

As verbs, expatiate and lucubrate are synonyms defined as:

expatiate and lucubrate: add details, as to an account or idea; clarify the meaning of and discourse in a learned way, usually in writing

Other synonyms of expatiate include dilate, elaborate, enlarge, expand, exposit, expound, flesh out.

expatiate (verb)	lucubrate (verb)
add details, as to an account or idea; clarify the meaning of and discourse in a learned way, usually in writing	add details, as to an account or idea; clarify the meaning of and discourse in a learned way, usually in writing