vĭcissātim — Lewis & Short
vĭcissātim, adv.vicis,
I in return, again (ante-class. for the class. vicissim):
ad argumentum vicissatim remigrare,Plaut. Poen. prol. 46; id. Stich. 4, 1, 27; Naev. ap. Non. p. 183, 15.