Motifluent
Language Transfer Spanish notes

Lesson 15

When E Splits Under Pressure

Language Transfer Complete Spanish is by Mihalis Eleftheriou. Listen to the original audio first; use these notes for revision.

New vocabulary

SpanishEnglish
pasarto pass / to happen / to spend (time)
¿Qué pasa?What's happening? / What's up?
pensarto think
piensoI think (e→ie stem change)
piensahe/she thinks
entenderto understand
entiendoI understand (e→ie)
entiendehe/she understands
comprenderto comprehend (less common)
perderto lose (think "perish")
pierdoI lose (e→ie)
tiempotime (from English "tempo")
conciertoconcert
cuándowhen

Stem-changing (softening) verbs: When the accent falls on certain vowels, they "split under pressure":

  • e→ie: pensar→pienso, entender→entiendo, perder→pierdo, tener→tiene, querer→quiero, venir→viene

  • This does NOT happen in -go forms (tengo, vengo keep their e)

  • This does NOT happen in all verbs — llegar→llego, esperar→espero (no change)

Example sentences

SpanishEnglish
Quiero saber qué pasa.I want to know what's happening.
¿Qué piensas?What do you think?
Pienso comer.I plan to eat.
Pienso comer más tarde.I plan to eat later.
Entiendo.I understand.
Entiende.He/she understands.
Lo pierdo.I lose it.
Los pierdo.I lose them.

Key notes

  • This lesson introduces the e -> ie stem change: pienso, entiendo, pierdo.

  • The change only happens when the stress falls on that vowel. It does not happen in forms like tengo or vengo, and it does not happen in every verb.

  • ¿Qué pasa? means What's happening? / What's going on?; ¿Qué pasó? is past tense and means What happened?