The possessive form of the plural noun plays is plays'.
example: His plays' endings are always so sad.
The plural form for the noun play is plays; for example: We attended two plays this weekend. Some good plays put us in the lead. The word play is also a verb; verbs do not have singular and plural forms.
The possessive singular noun is explorer's. The possessive plural noun is explorers'.
The possessive form for the noun coyote is coyote's.
The possessive form of zoo is zoo's.
The possessive form for the noun preacher is preacher's.
The possessive form for the noun laboratory is laboratory's.
No, he is not possessive. The possessive form would be his.
The possessive form for the noun oxygen is oxygen's.
The possessive form is grandson's.
The possessive form is island's.
The possessive form for the noun coyote is coyote's.
The singular possessive noun is Rex's.