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.

su ladrido es peor que su mordisco, no es tan fiero como lo pintan

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.
No te preocupes por el jefe, su ladrido es peor que su mordisco.
My grandmother seems strict, but her bark is worse than her bite.
Mi abuela parece estricta, pero su ladrido es peor que su mordisco.