expansive vs talkative

expansive and talkative both are adjectives.

Word	Noun	Adjective	Verb	Adverb
expansive	No	Yes	No	No
talkative	No	Yes	No	No

As adjectives, expansive and talkative are synonyms defined as:

expansive (adjective)	talkative (adjective)
able or tending to expand or characterized by expansion	friendly and open and willing to talk
friendly and open and willing to talk	unwisely talking too much
marked by exaggerated feelings of euphoria and delusions of grandeur	full of trivial conversation
of behavior that is impressive and ambitious in scale or scope