pariya

encompassing, fathoming, comprehending (as ger.); penetration, understanding (as n.) Only in phrase ceto-pariya-ñāṇa knowledge encompassing heart or mind (cp. phrase cetasā ceto paricca DN.ii.82 sq. (variant reading ˚āya); DN.iii.100 (variant reading ˚āye); DN-a.i.223 (corresp. with pubbe-nivāsa-ñāṇa); with which alternates the phrase indriya-paro-pariya-ñāṇa in same meaning (see indriya compounds & remark on paropariya Ja.i.78
■ See also pariyatta1 pariyatti, pariyāya 3 and compounds of ceto.

either short form of pariyāya, or ger. of pari + ī substantivised (for the regular form paricca) representing an ending -ya instead of -tya.-Bdhgh at Vism.409 takes pariya as nt., but seems to mix it with the idea of a ppr. by defining it as “pariyātī ti pariyaṃ paricchindatī ti attho”