Tiny family rituals.
There are two saunas at my family’s place. Indoor one for winters and outdoor one for summers. Like my folks are even more sauna enthusiastic than Finns on average, a sauna gets warmed up every day here.
There’s this is a thing usually between me and my dad, though sometimes extends to my mom too, but when someone leaves the sauna it is traditional to say:
To which the other person answers with approximately the same sound.
This started decades ago when I was just a little kid, and it used to be “kiitti saunakaverille!” (“thanks to sauna buddy”) and it’s just mutated into a single sound somewhere down the line.
(Which can make for a weird moments when I make the sound automatically at a friend’s place instead…)