Assertion: apostrophe | /r/CapableOf | form plural
Facets:
Source sentences:
text: an apostrophe to form a plural is usually a grammatical howler.
text: You'll notice apostrophes aren't necessary when forming plural nouns or possessive adjectives (my, your, his, her, their, our, its).
text: An apostrophe is used at the end of a figure, letter or letter and an “s” is added after it to form plural.