leisure vs playday

leisure and playday both are nouns.

Word	Noun	Adjective	Verb	Adverb
leisure	Yes	No	No	No
playday	Yes	No	No	No

As nouns, playday is a hyponym of leisure; that is, playday is a word with a more specific, narrower meaning than leisure:

Other hyponyms of leisure include free time, spare time, holiday, vacation, playtime.

leisure (noun)	playday (noun)
freedom to choose a pastime or enjoyable activity	time for play or diversion
time available for ease and relaxation