pollyfish vs polly fish

pollyfish and polly fish both are nouns.

Word	Noun	Adjective	Verb	Adverb
pollyfish	Yes	No	No	No
polly fish	Yes	No	No	No

As nouns, pollyfish and polly fish are synonyms defined as:

pollyfish and polly fish: gaudy tropical fishes with parrotlike beaks formed by fusion of teeth

Other synonyms of pollyfish include parrotfish.

pollyfish (noun)	polly fish (noun)
gaudy tropical fishes with parrotlike beaks formed by fusion of teeth	gaudy tropical fishes with parrotlike beaks formed by fusion of teeth