Article: “Some Nouns Have Too Many Plurals”

“Forming regular plural nouns in English is a pretty simple concept, but that’s where the simplicity ends. English has so many different irregular plurals — and so many different types! There are plurals that are identical to their singular versions (sheep: sheep), plurals that change for count and noncount nouns (fish: fish, fishes), plurals that have held on to their Old English or Middle English endings (child: children), plurals that retain the endings from their source languages (criterion: criteria), a whole slew of words with multiple acceptable plurals (index: indexes, indices), and that barely scratches the surface of irregular nouns.”

Read more of the article on Copyediting.com.