Sister’s or Sisters’ or Sisters?

Welcome to an easy-to-follow guide on the correct usage of “Sister’s or Sisters’ or Sisters?” In this article, we will break down the singular possessive, plural possessive, and plural forms of the word ‘sister’ to ensure clear and effective communication.

Tailored for Grade 3 readers, this guide aims to make the concept accessible and fun.

Singular Possessive: Sister’s

Singular Possessive: Sister’s

Understanding when to use ‘Sister’s’ is the first step in mastering this concept. This form is used when something belongs to one sister. Let’s illustrate this with a simple table:

SubjectSingular Possessive Example
One SisterMy sister’s favorite toy
A single siblingThe sister’s room is tidy

In these cases, the apostrophe and ‘s’ indicate possession by a single sister.

Read More: Thomas’ or Thomas’s?

Plural Possessive: Sisters’

Moving on to the plural possessive form, ‘Sisters’,’ we use it when something belongs to more than one sister. Let’s make it clearer with examples:

SubjectPlural Possessive Example
Multiple SistersThe sisters’ rooms are colorful
Many siblingsOur sisters’ favorite activities

Here, the apostrophe after the ‘s’ signifies possession by multiple sisters.

Plural Form: Sisters

When referring to more than one sister without indicating possession, we simply use the plural form ‘Sisters’:

SubjectPlural Form Example
Several SistersSisters often play together
Many siblingsThe sisters arrived together

In these instances, we use ‘Sisters’ without an apostrophe.


In conclusion, mastering “Sister’s or Sisters’ or Sisters?” involves understanding when to use the singular possessive, plural possessive, and plural forms. The provided tables offer a quick reference guide, designed with Grade 3 readers in mind.

By paying attention to these distinctions, you can accurately convey ownership or relationships in your writing. Whether sharing stories, writing about family, or expressing thoughts, this simple guide will enhance your writing skills.

Feel free to refer back to this guide whenever you are in doubt, and you’ll confidently choose the right form for your sentences! Happy writing, Grade 3 language enthusiasts!

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