interior
/een-teh-ryor/
inner

Depicting the 'inner' part of an object.
interior(Adjective)
inner
?describing a part of something
internal
?in science or anatomy
,inside
?located on the inside
📝 In Action
La pared interior es de color blanco.
A1The inner wall is white.
Necesitas un permiso para acceder a la zona interior del edificio.
A2You need permission to access the interior zone of the building.
El motor tiene un problema interior.
B1The engine has an internal problem.
💡 Grammar Points
Always follows the noun
Unlike English, where 'inner' usually comes first, in Spanish, 'interior' almost always comes after the thing it describes (la pared interior).
❌ Common Pitfalls
Confusing placement
Mistake: "La interior pared."
Correction: La pared interior. 'Interior' functions as a descriptive word here, placed after the noun.
⭐ Usage Tips
Consistency
Since 'interior' ends in 'r', it doesn't change based on the gender of the noun (masculine or feminine), only number (interior/interiores).

Illustrating the 'inside' of a physical space.
interior(Noun)
inside
?physical space
,interior
?the structure of a space
countryside/upstate
?often 'el interior' meaning away from the coast/capital
📝 In Action
El interior de la caja estaba vacío.
A2The inside of the box was empty.
Vamos a viajar al interior para visitar pueblos pequeños.
B1We are going to travel inland (to the interior) to visit small towns.
Hacía frío en el exterior, pero el interior del cine era cálido.
A2It was cold outside, but the inside of the movie theater was warm.
💡 Grammar Points
The article 'el'
When used as a noun meaning 'the inside,' it always requires the masculine definite article 'el' (el interior).
⭐ Usage Tips
Inland Travel
In many Spanish-speaking countries, traveling to 'el interior' means leaving the capital or coastal area to visit the central, less urbanized regions.

Representing the 'inner self' or personal emotions.
📝 In Action
Debes escuchar lo que dice tu interior.
B2You must listen to what your inner self says (your conscience).
Su alegría venía de lo más profundo de su interior.
C1Her joy came from the deepest part of her being.
💡 Grammar Points
Abstract Usage
This meaning refers to an abstract mental or emotional space, often used with verbs related to reflection, feeling, or struggle.
⭐ Usage Tips
Literary Context
You will often encounter this meaning in books, poetry, or psychological discussions rather than everyday conversation.
✏️ Quick Practice
💡 Quick Quiz: interior
Question 1 of 2
Which sentence uses 'interior' as an adjective describing a physical space?
📚 More Resources
Frequently Asked Questions
Is 'interior' masculine or feminine?
As a noun, 'interior' is masculine ('el interior'). As an adjective, it always stays the same regardless of the noun's gender ('la pared interior,' 'el muro interior').
How is 'interior' different from 'dentro'?
'Dentro' is usually an adverb meaning 'inside' (Vamos dentro – Let's go inside). 'Interior' is usually an adjective (la pared interior – the inner wall) or a noun (el interior – the inside space).