Letters that make classification
s, a, o, f, l, n, c, t, i are letters that make 'classification'
Words within classification
la, ti, si, IC, lass, FICA, cl, at, SI, SS, on, ic, as, cat, ass, class, CAT, AS, CA, LA, cation, Io, ion, Sif, As, At, Ca, Cl, La, Si, Ti are words within 'classification'