off-the-cuff vs extempore

off-the-cuff and extempore both are adjectives.

Word	Noun	Adjective	Verb	Adverb
off-the-cuff	No	Yes	No	No
extempore	No	Yes	No	Yes

As adjectives, off-the-cuff and extempore are synonyms defined as:

off-the-cuff and extempore: with little or no preparation or forethought

Other synonyms of off-the-cuff include ad-lib, extemporaneous, extemporary, impromptu, offhand, offhanded, unrehearsed.

off-the-cuff (adjective)	extempore (adjective)
with little or no preparation or forethought	with little or no preparation or forethought

off-the-cuff (adverb)	extempore (adverb)
	without prior preparation