skilletfish vs clingfish

skilletfish and clingfish both are nouns.

Word	Noun	Adjective	Verb	Adverb
skilletfish	Yes	No	No	No
clingfish	Yes	No	No	No

As nouns, clingfish is a hypernym of skilletfish; that is, clingfish is a word with a broader meaning than skilletfish:

skilletfish: clingfish with typical skillet shape
clingfish: very small (to 3 inches) flattened marine fish with a sucking disc on the abdomen for clinging to rocks etc.

skilletfish (noun)	clingfish (noun)
clingfish with typical skillet shape	very small (to 3 inches) flattened marine fish with a sucking disc on the abdomen for clinging to rocks etc.