invent vs concoct

invent and concoct both are verbs.

Word	Noun	Adjective	Verb	Adverb
invent	No	No	Yes	No
concoct	No	No	Yes	No

As verbs, concoct is a hypernym of invent; that is, concoct is a word with a broader meaning than invent:

Other hypernyms of invent include dream up, hatch, think of, think up.

As verbs, concoct is a hyponym of invent; that is, concoct is a word with a more specific, narrower meaning than invent:

Other hyponyms of invent include mythologise, mythologize, confabulate, trump up, spin, vamp, vamp up.

invent (verb)	concoct (verb)
come up with (an idea, plan, explanation, theory, or principle) after a mental effort	make a concoction (of) by mixing
concoct something artificial or untrue	devise or invent
	prepare or cook by mixing ingredients
	invent