couple vs physics

couple and physics both are nouns.

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

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

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