Letters that make petitio principii
o, e, n, p, c, r, t, i are letters that make 'petitio principii'
Words within petitio principii
PI, petitio, IT, IP, pe, ti, PR, INC, pi, Ci, RI, II, tit, pet, ii, ci, in, PET, titi, IN, NC, Io, In, Pr, Ti are words within 'petitio principii'