weigh on
US /weɪ ɑːn/
UK /weɪ ɑːn/

1.
peser sur, tourmenter
to cause someone to feel worried or troubled about something for a period of time
:
•
The decision to move abroad has been weighing on her mind for weeks.
La décision de déménager à l'étranger lui pèse depuis des semaines.
•
His past mistakes continue to weigh on him.
Ses erreurs passées continuent de lui peser.