hairtail vs cutlassfish

hairtail and cutlassfish both are nouns.

Word	Noun	Adjective	Verb	Adverb
hairtail	Yes	No	No	No
cutlassfish	Yes	No	No	No

As nouns, hairtail and cutlassfish are synonyms defined as:

hairtail and cutlassfish: long-bodied marine fishes having a long whiplike scaleless body and sharp teeth; closely related to snake mackerel

Other synonyms of hairtail include frost fish.

hairtail (noun)	cutlassfish (noun)
long-bodied marine fishes having a long whiplike scaleless body and sharp teeth; closely related to snake mackerel	long-bodied marine fishes having a long whiplike scaleless body and sharp teeth; closely related to snake mackerel