period vs hockey

period and hockey both are nouns.

Word	Noun	Adjective	Verb	Adverb
period	Yes	No	No	No
hockey	Yes	No	No	No

period (noun)	hockey (noun)
a punctuation mark (.) placed at the end of a declarative sentence to indicate a full stop or after abbreviations	a game resembling ice hockey that is played on an open field; two opposing teams use curved hockey sticks try to drive a ball into the opponents' net
the monthly discharge of blood from the uterus of nonpregnant women from puberty to menopause	a game played on an ice rink by two opposing teams of six skaters each who try to knock a flat round puck into the opponents' goal with angled hockey sticks
an amount of time
the interval taken to complete one cycle of a regularly repeating phenomenon
a unit of geological time during which a system of rocks formed
the end or completion of something
(ice hockey) one of three divisions into which play is divided in hockey games