This is a regular verb. It follows the conjugation pattern of the verb hablar.
PresentPresente
Ella nunca descuida sus plantas.
She never neglects her plants.
ImperfectPretérito imperfecto
Antes descuidaba mis estudios por los videojuegos.
I used to neglect my studies because of video games.
Negative ImperativeImperativo negativo
No descuides tu salud durante el invierno.
Don't neglect your health during the winter.