to talk prattle, mutter Snp.776; Iti.122; Pv.i.8#1; Pv.ii.6#3
■ Cp ullapati, palapati, samullapati
caus lapeti (and lāpeti, metri causâ) to talk to, to accost, beg SN.i.31 (here meaning “declare”); Snp.929 (janaṃ na lāpayeyya = na lapayeyya lapanaṃ pajaheyya Mnd.389); Dhp-a.ii.157. Infin. lapetave (only in Gāthā language cp. Geiger P.Gr. § 204) Ud.21
pp lapita
caus 2 lapāpeti Dhp-a.ii.157.

lap, cp. Russ. lépet talk, Cymr. llêf voice. The Dhtp.188 & Dhtp.599 defines; lap with “vacana”