Plurals & Possessives

Names

Form plurals of family names that end in “s” by adding “es.”

Right:

The Jameses live in Hyde Park.

Right:

The James family lives in Hyde Park.

Form plurals and possessives of proper names that end with “s,” “x” and “z” like this:

Right:

Burns’ poems

Right:

Marx’s theories

Right:

Savitz’s holdings

Plural possessives combine the above rules:

Right:

the Jones family’s reputation

Right:

The Joneses’ reputation

Plurals

Form plurals of the following by adding “s” alone:

Right:

dos and don’ts

Right:

CDs

Right:

M.A.s and Ph.D.s

Right: The three Rs
Right: the early 1920s
Right: several YMCAs
Right: CODs and IOUs
Right: in twos and threes

Form plurals of the following by adding ’s:

Right:

S’s, A’s and I’s

Right:

x’s and o’s

Right:

SOS’s