Sanskrit रोक

← Old English lēoht (cognate)

← English light (cognate)

← Persian روشن (cognate)

← Proto-Indo-Iranian *rawkás (inherited)

← Proto-Indo-European (inherited)

← Proto-Indo-European *lewk- (mention)

← Latin lūx (cognate)

← Russian луч (cognate)

→ Hindi रोकड़ (inherited)

→ Marathi रोख (inherited)

→ Telugu రొక్కము (mention)

→ Urdu روکڑ (inherited)