operator vs colloquialism

operator and colloquialism both are nouns.

Word	Noun	Adjective	Verb	Adverb
operator	Yes	No	No	No
colloquialism	Yes	No	No	No

operator (noun)	colloquialism (noun)
an agent that operates some apparatus or machine	a colloquial expression; characteristic of spoken or written communication that seeks to imitate informal speech
someone who owns or operates a business
a shrewd or unscrupulous person who knows how to circumvent difficulties
a speculator who trades aggressively on stock or commodity markets
(mathematics) a symbol or function representing a mathematical operation