tell off
US /tel ˈɔf/
UK /tel ˈɔf/

1.
regañar, reprender
to speak angrily to someone because they have done something wrong
:
•
The teacher had to tell him off for cheating.
La maestra tuvo que regañarlo por hacer trampa.
•
My mom always tells me off for leaving my clothes on the floor.
Mi mamá siempre me regaña por dejar mi ropa en el suelo.