Words created by adding a letter to the beginning or end of i
PI, id, IT, IP, IE, hi, mi, ti, si, Yi, JI, IR, IC, MI, pi, Ci, IX, XI, IQ, ki, RI, WI, SI, Gi, qi, if, pip, sis, II, III, XIX, did, mim, xix, gig, tit, bib, iv, vi, ix, xi, ii, iii, il, li, ic, ci, GI, ie, in, AI, IW, IV, ai, VI, HI, ID, IL, IN, IA, Io, Ki, Bi, In, Ir, Li, Ni, Si, Ti, Ig, is are words created by adding a letter to 'i'