Irregular Spanish Verbs - (e) changes to (ie)

The verbs cerrar (to close), perder (to lose) and mentir (to lie) are irregular in the present tense. When conjugated, (e) changes to (ie) (with the exception of nostoros and vosotros).

The congugation of the verbs cerrar and perder is shown in the table below.

cerrar (example sentences)(full conjugation)

			

				
 
				
 
				
 
			
			

				
yo
				
 cierro
				
(I close)
			
			

				
tú
				
 cierras
				
(you close)
			
			

				
Ud./él/ ella
				
 cierra
				
(you/he/she closes)
			
			

				
nosotros (as)
				
 cerramos
				
(we close)
			
			

				
vosotros (as)
				
 cerráis
				
(you guys close)
			
			

				
Uds./ellos/ ellas
				
 cierran
				
(they all/they close)
			
		

perder (example sentences)(full conjugation)

			

				
 
				
 
				
 
			
			

				
yo
				
 pierdo
				
(I lose)
			
			

				
tú
				
 pierdes
				
(you lose)
			
			

				
Ud./él/ ella
				
 pierde
				
(you/he/she loses)
			
			

				
nosotros (as)
				
 perdemos
				
(we lose)
			
			

				
vosotros (as)
				
 perdéis
				
(you guys lose)
			
			

				
Uds./ellos/ ellas
				
 pierden
				
(you all/they lose)
			
		

mentir(example sentences) (full conjugation)

   
yo
   
miento
   
(I lie)


   
tú
   
mientes
   
(you lie)


   
Ud./él/ella
   
miente
   
(you/he/she lies)


   
nosotros (as)
   
mentimos
   
(we lie)


   
vosotros (as)
   
mentís
   
(you guys lie)


   
Uds./ellos/ ellas
   
mienten
   
(you all/they lie)

-ar verbs that that change e to ie

   
cerrar
   
to close


   
comenzar
   
to begin


   
confesar
   
to confess


   
despertar
   
to wake up


   
empezar
   
to begin


   
gobernar
   
to govern


   
negar
   
to deny


   
recomendar
   
to recommend

-er verbs that change e to ie

   
ascender
   
to ascend (to go up)


   
descender
   
to descend (to go down)


   
defender
   
to defend


   
encender
   
to light


   
entender
   
to understand


   
querer
   
to want

-ir verbs that change e to ie

   
preferir
   
to prefer


   
sentir
   
to feel, to regret


   
sugerir
   
to suggest

pensar(example sentences) (full conjugation)

			

				
 
				
 
				
 
			
			

				
yo
				
pienso
				
(I think)
			
			

				
tú
				
piensas
				
(you think)
			
			

				
Ud./él/ ella
				
piensa
				
(you/he/she thinks)
			
			

				
nosotros (as)
				
pensamos
				
(we think)
			
			

				
vosotros (as)
				
pensáis
				
(you guys think)
			
			

				
Uds./ellos/ ellas
				
piensan
				
(you all/they think)
			
		

defender(example sentences) (full conjugation)

   
yo
   
defiendo
   
(I defend)


   
tú
   
defiendes
   
(you defend)


   
Ud./él/ ella
   
defiende
   
(you/he/she defends)


   
nosotros (as)
   
defendemos
   
(we defend)


   
vosotros (as)
   
defendéis
   
(you guys defend)


   
Uds./ellos/ ellas
   
defienden
   
(you all/they defend)

preferir (example sentences)(full conjugation)

   
yo
   
prefiero
   
(I prefer)


   
tú
   
prefieres
   
(you prefer)


   
Ud./él/ella
   
prefiere
   
(he prefers)


   
nosotros (as)
   
preferimos
   
(we prefer)


   
vosotros (as)
   
preferís
   
(you guys prefer)


   
Uds./ellos/ ellas
   
prefieren
   
(you all/they prefer)

The verb tener (full conjugation) and venir (full conjugation) are are e to ie stem changer with an irregular form of yo.

Note:
m = male f = female mix = mixed group
yo = I, tú = you (informal)
usted (Ud.) = you (formal)
él = he, ella = she
nosotros = we (m/mix), nosotras = we (f)
vosotros = you guys (informal, m/mix)
vosotras = you guys (informal, f)
ellos = they (m/mix), ellas = they (f)
ustedes (Uds.) = you all (formal)

[ work in progress ]