Greek here. The only way we use "sorry" is "I have done something to hurt you and I apologize in earnest". For lighter things, like bumping into you, we might

Greek here. The only way we use "sorry" is "I have done something to hurt you and I apologize in earnest". For lighter things, like bumping into you, we might say "sorry" (as in, the English word), which sounds more casual and not as severe.