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Learn Spanish: Stem-Changing Verbs (Present Tense)

Learn Spanish Grammar

Spanish Pronunciation
Spanish Gender and Articles
Spanish Subject Pronouns
Spanish Verb Ser
Spanish Plural Nouns and Adjectives
Calendar in Spanish
Spanish Cardinal and Ordinal Numbers
Spanish Prepositions
Telling Time in Spanish
Spanish Verb Hay
Spanish Verbs Present Tense

Spanish Verb Ir
Spanish Verb Tener

Spanish Verb Estar
vs. Estar

Spanish Possessive Adjectives
Spanish Possessive Pronouns
Spanish Stem-Changing Verbs
Spanish Prepositions Por vs. Para
Spanish Demonstratives
Spanish Direct Object Pronouns
Spanish Indirect Object Pronoun
Direct + Indirect Object Pronouns
Spanish Verb Gustar
Weather in Spanish
Spanish Reflexive Verbs (coming soon)
Spanish Verb Acabar
Spanish Verb Volver
Spanish Past Tense - Pretérito
Spanish Informal Commands
Spanish Plural Familiar Commands
Spanish Nosotros Commands (coming soon)

Spanish Past Tense - Imperfecto
Preterit vs. Imperfect
Spanish Past Participles
Spanish Present Perfect Tense
Spanish Past Perfect Tense
Spanish Formal Commands
Spanish Subjunctive Mood
Spanish Future Tense
Spanish Conditional Tense





Stem-changing verbs in the Present


Learn Spanish: Conjugating Spanish Stem Changing Verbs

In this learn Spanish grammar lesson, we go over the conjugation rules for Spanish stem changing verbs. In Spanish, stem-changing verbs have same endings as the regular ar, er and ir verbs. The difference occurs in the stem. Here are the following changes that take place when conjugating a Spanish stem changing verb in the present or indicative.

e > ie
o > ue
e > i

However the nosotros and vosotros form do not take a stem change.

Look at the patterns:

1) Querer: e > ie = quier_


quiero (I want)


queremos ( we want)

quieres (you want)


queréis (you want)


quiere (you want)


quieren (you want)


quiere (he/she wants)


quieren (they want)

Some verbs that follow e > ie pattern are:

Comenzar to start
Querer to want
Entender to understand
Preferir to prefer

2) Poder o > ue = pued_


puedo (I can)


podemos(we can)

puedes (you can)


podéis (you can)


puede (you can)


pueden (you can)


puede (he/she wants)


pueden (they can)

Some verbs that follows o > ue pattern are:

Almorzar to have lunch
Poder to want
Dormir to sleep

3) Servir e > i = Sirv_

Yo sirvo (I serve) Nosotros/as) servimos (We serve)
sirves (You serve) (vosotros) servis (You serve)
Usted sirve (You serve) (ustedes) sirven (You serve)
Él/Ella sirve (He/She) (ellos/ellas) sirven (They serve)

Some verbs that follow e > i are:

Pedir to request
Servir to serve
Decir *** to say

*** Note: with Decir -- the first person (yo) form is irregular: Yo digo (I say).