A pit of the tongue cannot be covered up by the hand.
More Swahili Proverbs:
If an arrow goes into a forest it is not lost.Swahili
The path of a liar is short.
Swahili
A single hand can not slaughter a cow.
Swahili
Things dont just happen by accidents.
Swahili
He who dips his finger into honey does not dip it once.
Swahili
A drowning man catches at the water.
Swahili