Question

What are the rule in the formation of plural nouns?

Answer 1

2. Plural Noun Rules
3. Plural Noun RulesThe correct spelling of plurals usually depends on what letter the singular noun ends in. 1 To make regular nouns plural, add ‑s to the end. 2 If the singular noun ends in ‑s, -ss, -sh, -ch, -x, or -z, add ‑es to the end to make it plural.

Answer 2

Good question

But I don't know the answer