https://en.wikipedia.org/wiki/Ingressive_sound https://en.wikipedia.org/wiki/Ingressive_sound gives some details about that. I knew that some Irish English spea

https://en.wikipedia.org/wiki/Ingressive_sound https://en.wikipedia.org/wiki/Ingressive_sound gives some details about that. I knew that some Irish English speakers inhale when saying "yes", but it seems fairly widespread across Europe...