A wrong; a fault; a moral mistake.
A mistake in writing, weaving, etc. would be sala'. For a moral mistake only sā' is used. In most other instances sā' and sala' can be used interchangeably.
He scolded me, but I had no fault.
He was killed even though he had no fault.
-um-, mag- (recip.)
For s.o. to be at fault, be (in the) wrong.
Bang kite sumā' (sumala') subey kite maglilla'.
If we are at fault we should submit.
Magsā' teyima'an kite.
We are misunderstanding each other (lit. we are at fault in receiving).