"Formula" is singular; the plural forms is formulae or formulas.
Feet is a plural noun. Foot is a singular noun.
The noun 'scales' is a plural noun, a word form two or more.The singular noun is 'scale'.
The noun 'sharpener' is singular, a word for one.The plural noun is 'sharpeners'.
The noun 'house' is a count noun.A count noun is a noun that has a singular and a plural form.The plural form of the singular noun 'house' is 'houses'.
Yes, the word acronym is a noun, a singular common noun, a thing.
The noun 'formula' is a singular, common noun; a word for a thing. The noun 'formula' is an abstract noun as a word for a plan or method for doing, making, or achieving something; a general fact or rule expressed in letters and symbols in math. The noun 'formula' is a concrete noun as a word for a list of the ingredients used for making something.
Yes. Hay is a singular noun. A Singular noun means one item only. So technically, hay is a singular noun.
The noun 'theory' is a singular noun. The plural noun is 'theories'.
The noun 'mice' is the plural form of the singular noun 'mouse'.
Yes the word question is a singular noun. The plural noun is questions.
The noun mailbox is the singular form; the plural is mailboxes.
Feet is a plural noun. Foot is a singular noun.
The noun juggler is a singular noun. The plural noun is jugglers.
The noun school is the singular form.The plural noun is schools.
The noun 'fun' is a singular non-count noun, it has no plural form.
The singular noun is "louse" and the plural noun is "lice."
The noun family is the singular form; the plural form is families.