спонсорsponsor [oris, m]
питомецalumnus [i, m];
незаменимыйirreparabilis [e];incompensabilis
problema, atis, n; quaestio [onis, f] ; pensum [i, n] ; opus [eris, n] propositum; munus [e]ris, n; onus [e]ris, n;