somebody’s bark is worse than their bite

US /ˈsʌm.bə.diz bɑːrk ɪz wɜːrs ðæn ðer baɪt/
UK /ˈsʌm.bə.diz bɑːrk ɪz wɜːrs ðæn ðer baɪt/
"somebody’s bark is worse than their bite" picture
1.

son aboiement est pire que sa morsure, il est plus doux qu'il n'y paraît

used to say that someone is not as unpleasant as they seem or as their words suggest

:
Don't worry about the boss, his bark is worse than his bite.
Ne t'inquiète pas pour le patron, son aboiement est pire que sa morsure.
My grandmother seems strict, but her bark is worse than her bite.
Ma grand-mère semble stricte, mais son aboiement est pire que sa morsure.