Perder expresses losing, missing, or wasting something and is used for physical losses, missed opportunities, and even losing in competitions. It’s a stem-changing verb with the pattern e → ie in most forms.
  • Meaning: to lose, miss, waste
  • Uses: losing objects, missing opportunities, losing games, wasting time
  • Stem Change: e → ie (perd- → pierd-)
  • Regular endings for -er verbs
*perder* means 'to lose.'
You can use *perder* for losing things, missing opportunities, and losing competitions.

Conjugation Pattern

Perder follows the typical pattern for stem-changing -er verbs: perderpierdo, pierdes, pierde, perdemos, perdéis, pierden (note: no stem change in nosotros/vosotros).
TenseConjugationNote
Presentpierdo, pierdes, pierde, perdemos, perdéis, pierdene→ie stem change except nosotros/vosotros
Preteriteperdí, perdiste, perdió, perdimos, perdisteis, perdieronRegular -er endings; no stem change
Imperfectperdía, perdías, perdía, perdíamos, perdíais, perdíanRegular -er endings
Futureperderé, perderás, perderá, perderemos, perderéis, perderánAttach -er endings to whole stem
The stem changes from e to ie (pierdo...).
The stem changes in the present and subjunctive, but not in preterite or imperfect.

Present Tense

SubjectConjugationEnglish
YoPierdoI lose
PierdesYou lose
Él/Ella/Ud.PierdeHe/She/You lose
NosotrosPerdemosWe lose
VosotrosPerdéisYou all lose
Ellos/Ellas/Uds.PierdenThey lose
'We lose' is *perdemos* (no stem change for nosotros).
'They lose' is *pierden*.

Preterite Tense

SubjectConjugationEnglish
YoPerdíI lost
PerdisteYou lost
Él/Ella/Ud.PerdióHe/She/You lost
NosotrosPerdimosWe lost
VosotrosPerdisteisYou all lost
Ellos/Ellas/Uds.PerdieronThey lost
Note: No stem change in preterite.
Correct forms are *perdí, perdió, perdimos*...
No, *perder* uses the regular stem *perd-* in preterite.

Imperfect Tense

SubjectConjugationEnglish
YoPerdíaI used to lose / I was losing
PerdíasYou used to lose
Él/Ella/Ud.PerdíaHe/She/You used to lose
NosotrosPerdíamosWe used to lose
VosotrosPerdíaisYou all used to lose
Ellos/Ellas/Uds.PerdíanThey used to lose
Note: Regular -er endings, no stem change.
The root remains *perd-* in imperfect.
'We used to lose' is *perdíamos*.

Future Tense

SubjectConjugationEnglish
YoPerderéI will lose
PerderásYou will lose
Él/Ella/Ud.PerderáHe/She/You will lose
NosotrosPerderemosWe will lose
VosotrosPerderéisYou all will lose
Ellos/Ellas/Uds.PerderánThey will lose
It's *perderé* (attach endings to full infinitive).

Usage Examples

  • Perder las llaves → To lose the keys
  • Perder un avión → To miss a plane
  • Perder un partido → To lose a match
  • Perder tiempo → To waste time
Yes, *perder* can also mean 'to waste' (e.g., perder tiempo).

Conclusion

Perder is a versatile, stem-changing verb essential for discussing losses, missed opportunities, and wasted time in Spanish. Mastering its patterns and uses will deepen your understanding of everyday situations where things don't go as planned.
  • Use perder for losing, missing, or wasting situations
  • Remember the e→ie stem change in the present (except nosotros/vosotros)
  • Apply regular -er endings and no stem change in preterite