The singular possessive noun for the mouth of a fish is fish's mouth.
The singular possessive noun is stepchild's.
"Firefly's" is a singular possessive noun.
No, "tomb" is a singular common noun, not a possessive noun.
The possessive form of the singular noun mink is mink's.example: A mink's diet consists of birds, small animals, and fish.
The singular noun is tooth.The singular possessive noun is tooth's.
Yes, "vest's" is the singular possessive form of the noun "vest."
The spelling 'fishs' is an incorrect form.The correct plural form is fishes. The plural possessive form is fishes'.example: The sunlight sparkled off the fishes' backs.Note: To all who want to edit this answer based on the fact that the noun 'fish' is an uncountable noun, please be advised that the noun 'fish' is an uncountable noun as a word for a food substance; the plural form 'fishes' is a correct plural form for live fish, caught fish, or types of fish.
The singular possessive noun of grandmother is grandmother's.
No, "she's" is a contraction of "she is" or "she has." It is not a possessive noun.
The singular possessive of the noun "arch" is "arch's."
The possessive form of the singular noun son is son's.Example: Your son's grades have improved this semester.
No, "Chris's" is a singular possessive noun. It shows that something belongs to Chris.