at Ja.iii.394 (of hair growing white “saṇhakasadisā”) according to Kern,

Toevoegselen

ii.69 (coarse) hempen cloth (= sāṇavāka), as indicated by variant reading sāṇalāka. Thus a der. fr. saṇa = sāṇa. Kern compares P. tuṇhīra tūṇīra; Sk. śaṇa = śāṇaka. According to Andersen Pāli Glossary “betelnut” (= saṇha).