bonnet shark vs shovelhead

bonnet shark and shovelhead both are nouns.

Word	Noun	Adjective	Verb	Adverb
bonnet shark	Yes	No	No	No
shovelhead	Yes	No	No	No

As nouns, bonnet shark and shovelhead are synonyms defined as:

bonnet shark and shovelhead: small harmless hammerhead having a spade-shaped head; abundant in bays and estuaries

Other synonyms of bonnet shark include bonnethead, Sphyrna tiburo.

bonnet shark (noun)	shovelhead (noun)
small harmless hammerhead having a spade-shaped head; abundant in bays and estuaries	small harmless hammerhead having a spade-shaped head; abundant in bays and estuaries