period of play vs quarter

period of play and quarter both are nouns.

Word	Noun	Adjective	Verb	Adverb
period of play	Yes	No	No	No
quarter	Yes	No	Yes	No

period of play (noun)	quarter (noun)
(in games or plays or other performances) the time during which play proceeds	clemency or mercy shown to a defeated opponent
	the rear part of a ship
	piece of leather that comprises the part of a shoe or boot covering the heel and joining the vamp
	a district of a city having some distinguishing character
	an unspecified person
	a United States or Canadian coin worth one fourth of a dollar
	one of four equal parts
	a quarter of a hundredweight (25 pounds)
	a quarter of a hundredweight (28 pounds)
	one of the four major division of the compass
	one of four periods into which the school year is divided
	(football, professional basketball) one of four divisions into which some games are divided
	a fourth part of a year; three months
	a unit of time equal to 15 minutes or a quarter of an hour

period of play (verb)	quarter (verb)
	divide by four; divide into quarters
	divide into quarters
	pull (a person) apart with four horses tied to his extremities, so as to execute him
	provide housing for (military personnel)