paṭiññā

acknowledgment, agreement, promise, vow, consent, permission DN.iii.254; Ja.i.153; Pv.iv.1#12, Pv.iv.1#44; Mil.7; Dhp-a.ii.93; Pv-a.76, Pv-a.123; Snp-a.397, Snp-a.539
■ patiññaṃ moceti to keep one’s promise Dhp-a.i.93.

fr. paṭi + jñā; cp. later Sk. pratijñā