Echeneis naucrates vs remora

Echeneis naucrates and remora both are nouns.

Word	Noun	Adjective	Verb	Adverb
Echeneis naucrates	Yes	No	No	No
remora	Yes	No	No	No

As nouns, remora is a hypernym of Echeneis naucrates; that is, remora is a word with a broader meaning than Echeneis naucrates:

Echeneis naucrates: remoras found attached to sharks
remora: marine fishes with a flattened elongated body and a sucking disk on the head for attaching to large fish or moving objects

Other hypernyms of Echeneis naucrates include suckerfish, sucking fish.

Echeneis naucrates (noun)	remora (noun)
remoras found attached to sharks	marine fishes with a flattened elongated body and a sucking disk on the head for attaching to large fish or moving objects