Unit 7 - Irregular Verbs in the Present Tense
Lesson 7.5 - Stem Changing Verbs: e => i, plus three extras
Exercises 7.5 Quiz 7.5
Topic:

The final group of stem changing verbs in the present tense, where "e" becomes "i".

We'll finish up the stem-changing verbs in this lesson, with a group of verbs that change "e" to "i" in the stem.

Verbs that stem-change e => i

An example is competir which means to compete.

For competir, the stem "compet" instead becomes "compit".

Present Tense conjugation of competir

Subject
Ending
Verb Form
Subject
Ending
Verb Form
Yo
-o
Play Audio
compito
Nosotros
-imos
Play Audio
competimos
-es
Play Audio
compites
Vosotros
-ís
Play Audio
competís
Él/Ella
-e
Play Audio
compite
Ellos
-en
Play Audio
compiten

If you examine the list of verbs that make this change, you will notice that they are all -ir verbs.

List of the most common e => i stem-changers

ceñir to fit tightly, to gird, to encircle, to belt
competir to compete, to contest
concebir to conceive, to imagine
despedir to dismiss, to fire, to discharge, to say goodbye (despedirse)
expedir to expedite
impedir to hinder, to impede, to prevent
medir to measure, to weigh, to scan (verses)
pedir to ask for, to request
rendir to defeat, to surrender
repetir to repeat
servir to serve
vestir to clothe

Three Extra Stem-Changing Verbs

In addition to the forms we have covered, there are three more verbs that exhibit the same behavior, but don't quite fit into the prior groups.

Only two common verbs exhibit a stem change from i => ie, so here they are.

Present Tense conjugation of adquirir, meaning to acquire

Subject
Ending
Verb Form
Subject
Ending
Verb Form
Yo
-o
Play Audio
adquiero
Nosotros
-imos
Play Audio
adquirimos
-es
Play Audio
adquieres
Vosotros
-ís
Play Audio
adquirís
Él/Ella
-e
Play Audio
adquiere
Ellos
-en
Play Audio
adquieren

Present Tense conjugation of inquirir, meaning to inquire into

Subject
Ending
Verb Form
Subject
Ending
Verb Form
Yo
-o
Play Audio
inquiero
Nosotros
-imos
Play Audio
inquirimos
-es
Play Audio
inquieres
Vosotros
-ís
Play Audio
inquirís
Él/Ella
-e
Play Audio
inquiere
Ellos
-en
Play Audio
inquieren

The final animal in our zoo of stem-changing verbs is the verb jugar.

It is the only verb that exhibits a stem change of u => ue:

Present Tense conjugation of jugar, meaning to play

Subject
Ending
Verb Form
Subject
Ending
Verb Form
Yo
-o
Play Audio
juego
Nosotros
-amos
Play Audio
jugamos
-as
Play Audio
juegas
Vosotros
-áis
Play Audio
jugáis
Él/Ella
-a
Play Audio
juega
Ellos
-an
Play Audio
juegan

No más! That's it.

We have finally come to the end of the stem-changing verbs.

While they may throw a wrench into your conjugation efforts, at least they make sense in their own twisted way!

Head on to the exercises and quiz when you are ready. As always, you can check out the resource list if you need more info.


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Additional Study Resources

Videos:
Explanation and examples of e => i stem changers. (10:57)
Websites:
Their quirky "Champion’s Guide" to E-to-I Stem-changing Spanish Verbs.
Books:
Chapter 8, Stem-changing verbs, e > i, 4th edition pg 69.
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