lighten
🇺🇸
/ˈlaɪtn/
🇬🇧
/ˈlaɪtn/
make something easier or less burdensome
The new policy will lighten the workload for teachers.
become brighter or increase in brightness
The room lightened when she opened the curtains.
make someone feel less sad or worried
His jokes lightened the mood at the party.
reduce the weight of something
We need to lighten the luggage for the trip.