Scorpion vs worker

Scorpion and worker both are nouns.

Word	Noun	Adjective	Verb	Adverb
Scorpion	Yes	No	No	No
worker	Yes	No	No	No

As nouns, worker is a hypernym of Scorpion; that is, worker is a word with a broader meaning than Scorpion:

Other hypernyms of Scorpion include actor, doer.

Scorpion (noun)	worker (noun)
the eighth sign of the zodiac; the sun is in this sign from about October 23 to November 21	sterile member of a colony of social insects that forages for food and cares for the larvae
(astrology) a person who is born while the sun is in Scorpio	a person who works at a specific occupation
	a member of the working class (not necessarily employed)
	a person who acts and gets things done