Irregular Plural Nouns: The Helpful List of 35+ Irregular Plurals in English

Irregular plural nouns in English!!! Here’s all the information you need to recognize and form irregular plurals.

Irregular Plural Noun Definition

An irregular plural noun is an irregular noun in the plural form. An irregular noun becomes plural by changing its spelling in another way than adding “s” or “es” to the end of the word.

For example, the plural form of man is men, not mans. The plural form of woman is women, not womans.

List of Irregular Plurals

Below you’ll find the irregular plural nouns list to help you.

  • Person –> People
  • Foot –> Feet
  • Tooth –> Teeth
  • Child –> Children
  • Mouse –> Mice
  • Sheep –> Sheep
  • Fish –> Fish
  • Leaf –> Leaves
  • Goose –> Geese
  • Woman –> Women
  • Aircraft –> Aircraft
  • Apex –> Apices
  • Bison –> Bison
  • Crisis –> Crises
  • Curriculum –> Curricula
  • Datum –> Data
  • Focus –> Foci
  • Series –> Series
  • Vita –> Vitae
  • Tuna –> Tuna
  • Quiz –> Quizzes
  • Index –> Indices
  • Man –> Men
  • Ellipsis –> Ellipses
  • Codex –> Codices
  • Alumni –> Alumnae
  • Erratum –> Errata
  • Ox –> Oxen
  • Oasis –> Oases
  • Swine –> Swine
  • Trout –> Trout
  • Genus –> Genera
  • Larva –> Larvae
  • Diagnosis –> Diagnoses
  • Analysis –> Analyses

Irregular Plural Nouns List Infographic

List of Irregular Plurals in English

Irregular Plural Nouns

Irregular Plurals in English

Irregular Plurals

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