Thai สะอาด

← Khmer ស្អាត (cognate)

← Lao ສະອາດ (cognate)

← Old Khmer ស្អាត (borrowed)

← Proto-Mon-Khmer *cʔaʔ (derived)

→ Khmer ស្អាត (cognate)

→ Lao ສະອາດ (cognate)

→ Thai ความสะอาด (compound)