knapsack, bag, purse; esp. used for the carrying of the bhikkhu’s strainer Vin.i.209 (parissāvanāni pi thavikāyo pl pūretvā), Vin.i.224 (patte + pariss˚ + th.); Ja.i.55 (pattaṃ thavikāya pakkhipitvā); Ja.vi.67 (pattaṃ thavikāya osāretvā); Vv-a.40 (patta-thavikato parissāvanaṃ nīharitvā). Also for carrying money: sahassathavikā a purse of 1,000 pieces Ja.i.54, Ja.i.195, Ja.i.506; Vv-a.33; Anvs 35. See also Vin.ii.152, Vin.ii.217; Vism.91.

derivation uncertain