The verbs servir (to serve) and reír (to laugh) are irregular, (e) changes to (i) in the present tense (with the exception of nostoros). All (e) to (i) verbs are -ir verbs.

The congugation of the verbs servir and reír is shown in the table below.

reír (example sentences) (full conjugation)

	reír
yo	río	I laugh
tú	ríes	you laugh
Ud./él/ella	ríe	you/he/she laughs
nosotros (as)	reímos	we laugh
vosotros (as)	reís	you guys laugh
Uds./ellos/ ellas	ríen	you all/they laugh

servir (example sentences)(full conjugation)

	servir
yo	sirvo	I serve
tú	sirves	you serve
Ud./él/ella	sirve	you/he/she serves
nosotros (as)	servimos	we serve
vosotros (as)	servís	you guys serve
Uds./ellos/ ellas	sirven	you all/they serve

other (e) to (i) verbs

despedirse - to say goodbye

impedir - to impede, prevent

medir - to measure

reír - to laugh

repetir - to repeat

seguir - to follow

servir - to serve

sonreír - to smile

vestir - to dress

Note: yo = I, tú = you (informal), usted (Ud.)
= you (formal), él = he, ella = she, nosotros
= we (males), nosotras = we (females),
vosotros = you guys (informal, males), vosotras
= you guys (informal, females), ellos = they
(males), ellas = they (females), ustedes (Uds.)
= you all (formal)