garfish vs ganoid

garfish and ganoid both are nouns.

Word	Noun	Adjective	Verb	Adverb
garfish	Yes	No	No	No
ganoid	Yes	No	No	No

As nouns, ganoid is a hypernym of garfish; that is, ganoid is a word with a broader meaning than garfish:

garfish: primitive predaceous North American fish covered with hard scales and having long jaws with needlelike teeth
ganoid: primitive fishes having thick bony scales with a shiny covering

Other hypernyms of garfish include ganoid fish.

garfish (noun)	ganoid (noun)
primitive predaceous North American fish covered with hard scales and having long jaws with needlelike teeth	primitive fishes having thick bony scales with a shiny covering