exuberant vs overweening

exuberant and overweening both are adjectives.

Word	Noun	Adjective	Verb	Adverb
exuberant	No	Yes	No	No
overweening	No	Yes	No	No

As adjectives, exuberant and overweening are synonyms defined as:

exuberant and overweening: unrestrained, especially with regard to feelings

Other synonyms of exuberant include excessive, extravagant.

exuberant (adjective)	overweening (adjective)
produced or growing in extreme abundance	presumptuously arrogant
joyously unrestrained	unrestrained, especially with regard to feelings
unrestrained, especially with regard to feelings