Synonyms for lighten up

Most common

lighten · brighten · slim down · buoy up

All synonyms

Verb

Definitions

1. v. 1

   To make (something) or to become less serious and more cheerful or casual; to relax.

   I wish he'd lighten up a bit and realize that we were only joking.

Example sentences

• lighten Ziri wanted to lighten up the mood with a few jokes.
• brighten He was painting the walls to brighten up the room.

By length

7 letters

lighten²

8 letters

brighten²

The small number after each word is its number of syllables (lighten² = 2 syllables).