Letters that make rigidification
a, o, d, f, g, n, c, r, t, i are letters that make 'rigidification'
Words within rigidification
id, ti, IC, FICA, at, RI, Gi, rigid, on, ic, GI, cat, rig, CAT, CA, ID, cation, Io, ion, At, Ca, Ti, Ig are words within 'rigidification'