anole vs American chameleon

anole and American chameleon both are nouns.

Word	Noun	Adjective	Verb	Adverb
anole	Yes	No	No	No
American chameleon	Yes	No	No	No

As nouns, anole and American chameleon are synonyms defined as:

anole and American chameleon: small arboreal tropical American insectivorous lizards with the ability to change skin color

Other synonyms of anole include Anolis carolinensis.

anole (noun)	American chameleon (noun)
small arboreal tropical American insectivorous lizards with the ability to change skin color	small arboreal tropical American insectivorous lizards with the ability to change skin color