Politeness words and basic answers.
The Bamum "yes" often surprises learners: it is not a word, it is a sound.
Hmhm — yes · Mbey — no · Moh mbe — maybe
For politeness:
And for special occasions: Lupap lupap! (congratulations, good luck), A lum me shuru! (cheers), Poket lum mfe (happy new year).
info_outline Source : Omniglot