Podcast
Questions and Answers
Which of the following nouns is an exception to the regular plural form rule?
Which of the following nouns is an exception to the regular plural form rule?
Which of the following nouns remains the same in both singular and plural forms?
Which of the following nouns remains the same in both singular and plural forms?
What happens to -o nouns in the plural form?
What happens to -o nouns in the plural form?
Which of the following nouns has a different plural form?
Which of the following nouns has a different plural form?
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Study Notes
Irregular Plurals
Common Exceptions
- Child -> Children
- Foot -> Feet
- Man -> Men
- Mouse -> Mice
- Ox -> Oxen
- Tooth -> Teeth
- Woman -> Women
Formation Rules
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-is nouns become -es in plural form
- Crisis -> Crises
- Basis -> Bases
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-o nouns become -os or -oes in plural form
- Photo -> Photos
- Tomato -> Tomatoes
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-f or -fe nouns become -ves in plural form
- Thief -> Thieves
- Knife -> Knives
-
-us nouns become -i in plural form
- Cactus -> Cacti
- Fungus -> Fungi
Noun Forms
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Singular nouns with the same form in plural
- Deer (singular and plural)
- Sheep (singular and plural)
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Nouns that remain the same in plural form
- Series (singular and plural)
- Species (singular and plural)
-
Nouns with different plural forms
- Die -> Dice (plural)
- Antenna -> Antennae (plural)
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Description
Test your knowledge of irregular plural nouns in English, including exceptions and formation rules. Learn how to form plural nouns correctly!
