bimetallic vs bimetallistic

bimetallic and bimetallistic both are adjectives.

Word	Noun	Adjective	Verb	Adverb
bimetallic	No	Yes	No	No
bimetallistic	No	Yes	No	No

As adjectives, bimetallic and bimetallistic are synonyms defined as:

bimetallic and bimetallistic: pertaining to a monetary system based on two metals

bimetallic (adjective)	bimetallistic (adjective)
pertaining to a monetary system based on two metals	pertaining to a monetary system based on two metals
formed of two different metals or alloys; especially in sheets bonded together