To taunt, attack, assault s.o.
To do s.t. in anger as: say bad things, kick, throw stones, hit s.o. unprovoked, stick out the tongue, etc.
Don’t taunt your companion.
They taunt each other when they are close.
A'a iyan usa'ne sawe'nen bu gana' dusene.
That person attacked his companion but he has no fault.
Someone almost killed me (assaulted me).