extemporize vs make do

extemporize and make do both are verbs.

Word	Noun	Adjective	Verb	Adverb
extemporize	No	No	Yes	No
make do	No	No	Yes	No

As verbs, make do is a hypernym of extemporize; that is, make do is a word with a broader meaning than extemporize:

extemporize: manage in a makeshift way; do with whatever is at hand
make do: succeed in doing, achieving, or producing (something) with the limited or inadequate means available

Other hypernyms of extemporize include contend, cope, deal, get by, grapple, make out, manage.

extemporize (verb)	make do (verb)
perform without preparation	succeed in doing, achieving, or producing (something) with the limited or inadequate means available
manage in a makeshift way; do with whatever is at hand