shark vs wrongdoer

shark and wrongdoer both are nouns.

Word	Noun	Adjective	Verb	Adverb
shark	Yes	No	Yes	No
wrongdoer	Yes	No	No	No

As nouns, wrongdoer is a hypernym of shark; that is, wrongdoer is a word with a broader meaning than shark:

Other hypernyms of shark include offender.

shark (noun)	wrongdoer (noun)
any of numerous elongate mostly marine carnivorous fishes with heterocercal caudal fins and tough skin covered with small toothlike scales	a person who transgresses moral or civil law
a person who is unusually skilled in certain ways
a person who is ruthless and greedy and dishonest

shark (verb)	wrongdoer (verb)
hunt shark
play the shark; act with trickery