Dictionary-enhanced plural guide
What is the Plural of “Mouth”?
Learn the singular and plural noun forms, the rule behind the plural, and examples that show the form in context.
Singular and Plural Form of Mouth
Mouth is the singular noun form. Mouths is the plural form.
Dictionary meaning: The part of your face where you eat, drink, and talk.
Why is the Plural of Mouth “mouths”?
The Regular Plural Rule for Mouth
Most English nouns form the plural by adding -s. Example: mouth → mouths
Plural pattern: regular.
How to Remember the Plural of Mouth
Just add -s to “mouth” to make “mouths”. Most English nouns follow this pattern.
Singular vs Plural Examples with Mouth
See mouth and mouths used in real sentences side by side.
- Open your mouth and say 'ah' for the doctor. A1
- She put her hand over her mouth to stop laughing. A2
- The mouth of the river flows into the sea. B1
Common Plural Mistakes with Mouth
Wrong: He open his mouth wide.
Correct: He opens his mouth wide.
Third person singular needs -s form (opens, not open).
Wrong: The waters entered his mouth.
Correct: The water entered his mouth.
Water is uncountable in this context; use singular form.
Other Words With the Same Plural Pattern as Mouth
These nouns follow the same regular rule. Click any word to see its plural page.
A response or behavior that happens because of something someone does or…
Someone who reads or enjoys reading books and written material.
An official rule made by government or organization that people must follow.
A connection between things or people; family members or how people know…
Something that helps you succeed or do better than others at something.
A thrilling journey or experience with something unexpected or risky happening.
How old someone is or how long something has been around, measured…
What you say or write when someone asks you a question, or…
Frequently Asked Questions About the Plural of Mouth
What is the plural of “mouth”?
The plural of “mouth” is “mouths”.
Is “mouths” regular or irregular?
This page classifies it as regular based on the available plural data.