1. to learn (by heart), to master, to gain mastership over, to learn thoroughly Vin.iv.305 (parittaṃ a charm) DN.i.117 (= jānāti DN-a.i.117); AN.iii.86 (dhammaṃ); fut pariyāpuṇissati Dhp-a.i.382 (dhammaṃ); ger. pariyāpuṇitvā SN.i.176; SN.ii.120; Snp-a.195 (nikāyaṃ).
2. (with inf.) to know (to do something), to be able to Vin.ii.109 (aor. ˚iṃsu), Vin.ii.121

pp pariyāputa and pariyatta (q.v.).

pari + āp, cp. BSk. paryavāpnoti Divy.613