halftime vs pause

halftime and pause both are nouns.

Word	Noun	Adjective	Verb	Adverb
halftime	Yes	No	No	No
pause	Yes	No	Yes	No

As nouns, pause is a hypernym of halftime; that is, pause is a word with a broader meaning than halftime:

halftime: an intermission between the first and second half of a game
pause: a time interval during which there is a temporary cessation of something

Other hypernyms of halftime include break, intermission, interruption, suspension.

halftime (noun)	pause (noun)
an intermission between the first and second half of a game	temporary inactivity
	a time interval during which there is a temporary cessation of something

halftime (verb)	pause (verb)
	cease an action temporarily
	interrupt temporarily an activity before continuing