From Wiktionary, the free dictionary
Inherited from Proto-Dravidian *cāṯu. Cognate with Old Kannada ಆಱು (āṟu).
ఆఱు (āṟu)
- six
- Budaraju Radhakrishna (1971) “ఆఱు”, in Early Telugu Inscriptions (up to 1100 A.D.) with Texts, Glossary & Brief Linguistic History., Kalabhavan, Saifabad, Hyderabad: Andhra Pradesh Sahitya Akademi, page 227.