11.1.3

Indefinite Article

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Nouns

The indefinite article is used to describe when there isn't an exact number of the thing. There are four forms: masculine singular and plural and feminine singular and plural.

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Masculine singular

  • If a noun is singular and masculine it uses the indefinite article of 'un'.
  • Most masculine singular nouns will end in an 'o'.
    • Un perro (🐕) - a dog.
    • Un niño - a child.
    • Un casamiento - a wedding.
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Masculine plural

  • If a noun is plural and masculine it uses the indefinite article of 'unos'.
  • Most masculine plural nouns will end in 'os'.
    • Unos gatos (🐈) - some cats.
    • Unos casamientos - some weddings.
    • Unos compañeros - some friends.
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Feminine singular

  • If a noun is singular and feminine it uses the indefinite article of 'una'.
  • Most feminine singular nouns will end in 'a'.
    • Una mesa - a table.
    • Una fecha - a date.
    • Una semana - a week.
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Feminine plural

  • If a noun is plural and feminine it uses the definite article of 'unas'.
  • Most feminine plural nouns will end in'as'.
    • Unas casas - some houses.
    • Unas cajas - some boxes.
    • Unas mentiras - some lies.

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11Extra Grammar

11.1Articles

11.2Negatives

11.3Nouns

11.4Asking Questions

11.5Adjectives

11.6Adverbs

11.7Conjunctions

11.8Pronouns

11.9Prepositions

11.10Verbs

11.11Comparisons & Superlative

11.12Numbers, Expressions of Quantity, Dates & Times

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