Nouns Ending in y

Form the plurals of common nouns that end in y (if there is a consonant letter just before the y) by changing the y to i and adding es.

sky → skies

diary → diaries

story → stories

musky → muskies

Form the plurals of nouns that end in y (if there is a vowel before the y) by adding only s.

donkey → donkeys

boy → boys

key → keys

day → days

Form the plurals of proper nouns that end in y by adding only s.

There are two Judys in our class.

Compound Nouns

Form the plurals of most compound nouns by adding s or es to the important word in the compound.

sisters-in-law

maids of honor