Kuvira

Kuvira kweDoro (to ferment).
Kuvira kweZuva (sunset, beging to grow dark).
Kuvira pamoto (to boil).

Mitauro yeBantu

VaLozi vanoti -bila (v.i. to boil; to ferment) vachireva kuvira. 
VaLomwe vanoti ovira (v. spend time).
Mang'anja vanoti kuwira (to boil; to bubble as water in a pot or a whirlpool or gas-bells in a swamp).