rix SUFFIX
-ess, -or; -er; indicates the doer; one who performs action of verb (act.ess);
petitrix N 3 1 NOM S F
petitrix N 3 1 VOC S F
peto, petere, petivi, petitus V (3rd) [XXXAX]
attack; aim at; desire; beg, entreat, ask (for); reach towards, make for;