They might be traumatised by what they witness and the abuse can have a severe impact on their behaviour, health and educational performance.
Efallai y byddan nhw’n dioddef trawma yn sgil yr hyn y maen nhw’n ei weld a gall y cam-drin gael effaith ddifrifol ar eu hymddygiad, eu hiechyd ac ar eu perfformiad addysgol.