Yes, errand is singular; the plural is 'errands'.
The noun 'errand' is a singular, common, abstract noun; a word for a concept.
No, the noun 'errand' is a singular, common, abstract noun; a word for a short and quick trip to accomplish a specific purpose; a word for a thing.A collective noun is a noun used to group people or things in a descriptive way; for example, a list of errands.
Yes, errands is a noun, the plural form of the noun errand; a word for a short journey undertaken in order to deliver or collect 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.