kubatīza (-batījije)     v    to baptize
 kubatiza : Prefixless Present 9.class sing. with 1.class 2.pers. pl. object of:
gutīza (-tīje)     v    to lend, loan (that which will itself be returned)
baptize    kubatīza
En-En dictionary 
 kubatiza found in: Kirundi II (Grammar)
chapter 77   “From ... Until”