extravagant vs excessive

extravagant and excessive both are adjectives.

Word	Noun	Adjective	Verb	Adverb
extravagant	No	Yes	No	No
excessive	No	Yes	No	No

As adjectives, extravagant and excessive are synonyms defined as:

extravagant and excessive: unrestrained, especially with regard to feelings

Other synonyms of extravagant include exuberant, overweening.

extravagant (adjective)	excessive (adjective)
unrestrained, especially with regard to feelings	beyond normal limits
recklessly wasteful	unrestrained, especially with regard to feelings