paṭikkamati

to step backwards, to return (opp. abhi˚) Vin.ii.110, Vin.ii.208; MN.i.78; SN.i.200, SN.i.226 SN.ii.282; Snp.388 (ger. ˚kkamma = nivattitvā Snp-a.374) Snp-a.53
caus paṭikkamāpeti to cause to retreat Ja.i.214; Mil.121
pp paṭikkanta (q.v.).

paṭi + kram