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.

吠え声は噛みつきよりもひどい, 見かけほど悪くない

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.
上司のことは心配しないで、彼の吠え声は噛みつきよりもひどい
My grandmother seems strict, but her bark is worse than her bite.
祖母は厳しそうに見えるけど、彼女の吠え声は噛みつきよりもひどい