Kukakama kana kundandama (to stammer, stutter) kutaura nenzira yokuti munhu anotora nguva achiedza kududza izwi rimwe - imwe nguva achiita kunge agumira pachimwe chikamu chezwi iri. Chikakama Chikukumira VaLomwe vanoti okukuma (n. stutter) kureva kukakama. VaNyungwe vanoti cikukumira (stutter) kureva chikukumira.