Tjommi is the most common Norwegian word for buddy or pal. It’s the only cool way of referring to your friends in Norwegian. Thou you might use “broder” which means “brother”, but that might make you sound gangster. So use tjommi instead.

Got the covid-19 vaccine

a wanker, asshole, idiot..a synonym to jerk basically

however, most commonly used to describe the male, rock 'n roll-loving skinheads in the northern parts of norway.