Nillāḷeti & Nilloḷeti

to move (the tongue) up & down SN.i.118; MN.i.109; DN-a.i.42 (pp. nillāḷita-jivhā); Dhp-a.iv.197 (jivhaṃ nilloleti; variant reading nillāleti & lilāḷeti) = Ja.v.434 (variant reading nillelati for ˚lo˚).

nis + lul, cp. Sk. laḍayati & loḍayati