physics vs couple

physics and couple both are nouns.

Word	Noun	Adjective	Verb	Adverb
physics	Yes	No	No	No
couple	Yes	No	Yes	No

physics (noun)	couple (noun)
the science of matter and energy and their interactions	a pair who associate with one another
the physical properties, phenomena, and laws of something	a pair of people who live together
	(physics) something joined by two equal and opposite forces that act along parallel lines
	two items of the same kind
	a small indefinite number

physics (verb)	couple (verb)
	engage in sexual intercourse
	link together
	bring two objects, ideas, or people together
	form a pair or pairs