Acostarse and what it changes
Acostarse > (o - ue)
To go to bed
Despertarse and what it changes
Despertarse > (e - ue)
To wake up
Divertirse and what it changes
Divertirse > (e - ie)
To have fun
Sentarse and what it changes
Sentarse > (e - ie)
To sit down
Sentirse and what it changes
Sentirse > (e - ie)
To feel
Vestirse and what it changes
Vestirse > (e - i)
To get dressed