iridescent vs changeable

iridescent and changeable both are adjectives.

Word	Noun	Adjective	Verb	Adverb
iridescent	No	Yes	No	No
changeable	No	Yes	No	No

As adjectives, iridescent and changeable are synonyms defined as:

iridescent and changeable: varying in color when seen in different lights or from different angles

Other synonyms of iridescent include chatoyant, shot.

iridescent (adjective)	changeable (adjective)
having a play of lustrous rainbow colors	such that alteration is possible; having a marked tendency to change
varying in color when seen in different lights or from different angles	capable of or tending to change in form or quality or nature
	varying in color when seen in different lights or from different angles
	subject to change