Inklingo
A colorful sandcastle on a beach, partially collapsed and destroyed by water, representing ruin.

arruinar Present Conjugation

arruinarto ruin

A2regular -ar★★★★★
Quick answer:

Arruinar is regular in the present tense: arruino, arruinas, arruina, arruinamos, arruináis, arruinan.

arruinar Present Forms

yoarruino
arruinas
él/ella/ustedarruina
nosotrosarruinamos
vosotrosarruináis
ellos/ellas/ustedesarruinan

When to Use the Present

Use the present tense to talk about things that are currently spoiling or ruining a situation, or to describe habitual actions that cause damage.

Notes on arruinar in the Present

Arruinar is completely regular in the present tense. It follows the standard -ar verb pattern with no stem changes.

Example Sentences

  • Siempre arruinas la sorpresa.

    You always ruin the surprise.

  • La lluvia arruina mis planes de hoy.

    The rain ruins my plans for today.

    él/ella/usted

  • Ellos arruinan la película con sus comentarios.

    They ruin the movie with their comments.

    ellos/ellas/ustedes

Common Mistakes

  • Mistake: arruino (without the 'u')

    Correct: arruino

    Why: Learners sometimes forget the 'u' because it's part of the stem, but the stem 'arruin-' must remain intact.

Master Spanish verbs in context

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Related Tenses