Otherwise, if the plural noun is irregular, like 'children' or 'women ... Jeff, I think it is more normal to add apostrophe 's' ('s) because the spelling with apostrophe s then indicates the ...

Plural means more than one and a noun is a word used to identify something. So, plural nouns are nouns that are more than one. ‘Birds’ is the plural of ‘bird’, for example, and the word ...