Yes. It is very rude and you should talk in a calm voice if you cant try your hardest be reasonable
Of course not. That is very rude.
what's the considered rude or polite of Greenland
It's considered rude everywhere, not just Germany.
Think of yelling or being rude. That would be strong language. Anything close to that also fits.
its not considered a swear, but it is considered disrespectful and rude,
It is considered rude not to try to speak a little Spanish (even though many Spaniards - especially in tourist areas - speak English). It is also considered rude for American tourists to wear shorts along with loud colored (e.g. Hawaiian style) shirts. It is considered rude to speak loudly in close quarters. It is considered rude not to provide a tip to those in the travel, entertainment and hotel industries. And there are many, many more examples.
rude
whispering in their ears!
that's not rude.
Common unspoken rules. For example: ALL CAPS IS CONSIDERED YELLING>
No because Restauraunts is a place were people eat but if you yell you will be very rude and disrespectful even if you are a chef or a waiter you will get fired for yelling at the customers.
It's rude because the feet is considered to be the lowest part of the body. Your feet are not special because you touch the ground with them. It's just not right.