bad manners

listen to the pronunciation of bad manners
الإنجليزية - التركية
terbiyesizlik

Ağzın doluyken konuşmak terbiyesizliktir. - It's bad manners to speak with your mouth full.

Dolu ağzınla konuşmak terbiyesizlik olması gerekiyor. - It's supposed to be bad manners to talk with your mouth full.

its bad manners.
onun kötü davranışları
الإنجليزية - الإنجليزية
The treatment of other people in an impolite or discourteous way, or incorrect behaviour in public

In some cultures, it is considered to be bad manners to talk with your mouth full.

impoliteness, lack of courtesy
impoliteness resulting from ignorance
bad manners
المفضلات