build up

US /bɪld ʌp/
UK /bɪld ʌp/
"build up" picture
1.

renforcer, développer, accumuler

to increase or strengthen something gradually

:
She needs to build up her strength after the illness.
Elle doit renforcer sa force après la maladie.
The company managed to build up a good reputation over the years.
L'entreprise a réussi à se forger une bonne réputation au fil des ans.
2.

faire mousser, exagérer, louer

to praise someone or something in an exaggerated way, often to increase their importance or value

:
The media tried to build up the new celebrity.
Les médias ont essayé de faire mousser la nouvelle célébrité.
Don't build up your hopes too much.
Ne monte pas trop tes espoirs.