Nouns & Adjectives

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Learning Objectives

- Identify the gender of nouns.

- Use definite and indefinite articles correctly.

- Make adjectives agree with nouns in gender and number.

Gender of Nouns

In Spanish, all nouns have a grammatical gender (either masculine or feminine), regardless of whether they represent a person, place, thing, concept, or idea. This is different from English, where nouns don't have a grammatical gender.

Articles and adjectives must align with the noun's gender and number.

Masculine Nouns

Singular Masculine Nouns

The masculine singular noun takes either the definite article el or the indefinite article un.

As a general rule, nouns ending in -o, -ma, -or and -aje are typically masculine:

Singular Nouns Masculine
SpanishEnglishInformation
el amigothe friendending in -o
el sistemathe systemending in -ma
un amora loveending in -or
un viajea tripending in -aje

However, there are numerous important exceptions to this pattern:

Important Exceptions Nouns Masculine
SpanishEnglishInformation
la manothe hand
la fotothe photo
una flora flower
una cremaa cream

Plural Masculine Nouns

The masculine plural noun takes either the definite article los or the indefinite article unos.

To form the plural of masculine nouns:

  • Add -s to nouns ending in a vowel (A, E, I, O, U)

  • Add -es to nouns ending in a consonant

Plural Nouns Masculine
SpanishEnglishInformation
los amigosfriendsel amigo → los amigo_s
los sistemasthe systemsel sistema → los sistema_s
unos amoressome lovesun amor → unos amor_es
unos trenessome trainsun tren → unos tren_es

Feminine Nouns

Singular Feminine Nouns

The feminine singular noun takes either the definite article la or the indefinite article una.

You can reliably identify feminine nouns by their endings:

  • any noun that ends in -ción-sión-dad-tad, or -tud is feminine.
Singular Nouns Feminine
SpanishEnglishInformation
la educacióneducationending in -ción
la pasiónthe passionending in -sión
una ciudada cityending in -dad
una libertada freedomending in -tad
la juventudyouthending in -tud

And of course there are a lot more Spanish feminine nouns ending in different letters:

Other Feminine Singular Nouns
SpanishEnglishInformation
la bolsathe bag
la tiendathe store
una ventanaa window
una mujera woman

Plural Feminine Nouns

The feminine plural noun takes either the definite article las or the indefinite article unas.

Similar to the masculine plural noun, to form the plural:

  • Add -s to nouns ending in a vowel (A, E, I, O, U)

  • Add -es to nouns ending in a consonant

Plural Nouns Feminine
SpanishEnglishInformation
las casasthe housesla casa → las casa_s
las mesasthe tablesla mesa → las mesa_s
unas cancionesa few songsuna canción → unas cancion_es
unas ilusionessome illusionsuna ilusión → unas ilusion_es
Common Descriptive Adjectives
SpanishEnglishInformation
un gran problemaa big problem
un nuevo cochea new car
una vieja casaan old house

Variable Gender Nouns

Note

Some nouns maintain the same spelling regardless of gender. Only the article changes to indicate whether the person being referenced is male or female.

Nouns Ending in -ista

Nouns ending in -ista can be either masculine or feminine, depending on whether they refer to a male or female. The article (el/la) indicates the gender:

SpanishEnglishSpanishEnglish
el artista
the (male) artist
la artista
the (female) artist
el dentista
the (male) dentist
la dentista
the (female) dentist

Nouns Ending in -nte

Similarly, nouns ending in -nte can be either masculine or feminine. The article determines the gender of the person being referenced:

SpanishEnglishSpanishEnglish
el cantante
the (male) singer
la cantante
the (female) singer
el estudiante
the (male) student
la estudiante
the (female) student

Definite & Indefinite
Articles

Below you'll find two comprehensive tables showing all variations of Spanish articles:

Definite Articles

ArticleGenderGrammatical NumberEnglish
el
masculine
singular
the
la
feminine
singular
the
los
masculine
plural
the
las
feminine
plural
the

Indefinite Articles

ArticleGenderGrammatical NumberEnglish
un
masculine
singular
a, an
una
feminine
singular
a, an
unos
masculine
plural
some
unas
feminine
plural
some

Adjectives

Adjectives are words that describe nouns and almost always follow the noun they describe.

They answer questions like:

  • What kind? (e.g., grande - big, pequeño - small)

  • Which one? (e.g., ese - that, esta - this) → Demonstrative adjectives

  • How many? (e.g., muchos - many, pocos - few) → Quantitative adjectives

In Spanish, adjectives must agree with the noun they modify in both gender and number.

This means the adjective's ending changes to match the noun's gender and number.

  • Masculine nouns: Use the masculine form of the adjective.

  • Feminine nouns: Use the feminine form of the adjective.

  • Plural nouns: Use the plural form of the adjective.

Basic Examples
SpanishEnglishInformation
El perro negroThe black dogMasculine noun
La casa negraThe black houseFeminine nouns
Los coches negrosBlack carsPlural noun

Adjectives that end in -o change to -a when modifying a feminine noun.

Adjective modifying a Feminine Noun
SpanishEnglishInformation
La casa blancaThe white houseblanco → blanc_a

Adjectives that do not end in -o have the same form for describing both masculine and feminine nouns.

Adjectives that do not end in -o
SpanishEnglishInformation
El tren excelenteExcellent train
La comida excelenteExcellent food

Adjectives that end in a vowel add -s to form the plural.

Adjectives that end in a vowel
SpanishEnglishInformation
Las mujeres hermosasBeautiful womenla mujer hermosa → las mujeres hermosa_s

Adjectives that end in a consonant add -es to form the plural.

Adjectives that end in a consonant
SpanishEnglishInformation
Los gatos grisesGray catsEl gato gris → Los gatos gris_es

Adjective Placement

The placement of adjectives can affect their meaning or emphasis. While most adjectives come after the noun (unlike in English), there are important rules and exceptions to understand.

Basic Rule: After the Noun

Adjectives typically come after the noun they describe.

Exceptions: Before the Noun

Some adjectives commonly appear before the noun.

Inherent Qualities
SpanishEnglishInformation
un buen amigoa good friend
un mal díaa bad day
una bella mujera beautiful woman
Numbers and Order
SpanishEnglishInformation
el primer díathe first day
los tres librosthe three books
el último trenthe last train
Common Adjectives Before Noun
SpanishEnglishInformation
Es el mismo libro.It is the same book.
Hay otra opción.There is another option.
Tiene mucha sed.He is very thirsty.
Hay poco pan.There is little bread.
Hay algún error.There is some error.
Cada día llueve.It rains every day.

Changing Meaning

Some adjectives can change meaning depending on their placement:

Before NounMeaningAfter NounMeaning
un pobre hombre
an unfortunate man
un hombre pobre
a financially poor man
un gran hombre
a great man
un hombre grande
a big/tall man
mi antiguo profesor
my former teacher
un profesor antiguo
an old-fashioned teacher
un viejo amigo
a long-time friend
un amigo viejo
an elderly friend

Tips to Remember

  1. When in doubt, place the adjective after the noun – this is correct most of the time

  2. If you want to emphasize a quality, placing it after the noun usually works better

  3. Physical descriptions (color, shape, size) almost always go after the noun

  4. Multiple adjectives usually go after the noun, separated by 'y': una casa grande y moderna

Remember that regardless of placement, adjectives must still agree with the noun in gender and number!

Special Case:
Feminine Nouns Beginning with Stressed 'A

In Spanish, there's an interesting exception when it comes to feminine nouns that begin with a stressed 'a' or 'ha' sound. Even though these nouns are feminine, we use the masculine article el instead of la in the singular form. This is done to make pronunciation easier and avoid the awkward sound of two 'a' sounds together.

Feminine Nouns Beginning with Stressed 'A
SpanishEnglishInformation
el aguathe water
el águilathe eagle
el áreathe area
el hachathe axe

Important Notes

  • This rule only applies to the singular definite article (el) and singular indefinite article (un)
  • In plural form, we use the regular feminine article: las aguas, las águilas
  • The noun remains feminine, so adjectives still need to agree in feminine form: el agua fría, el águila blanca

When NOT to Apply This Rule

This rule only applies when the 'a' sound is stressed. If the 'a' is unstressed, we use the regular feminine article:

Regular Feminine Article
SpanishEnglishInformation
la amigathe friend
la arenathe sand
la aventurathe adventure

This special case might seem tricky at first, but with practice, it becomes natural. Remember: if you hear a strong 'a' sound at the beginning of a feminine noun, it probably uses el in the singular form!

Conclusion

Congratulations! You've taken your first steps in mastering Spanish grammar. Remember that practice is key. The more you expose yourself to the language, the more natural these concepts will become. ¡Buena suerte! (Good luck!)