Letters that make superscription
s, o, e, n, p, c, r, t, i, u are letters that make 'superscription'
Words within superscription
ER, IP, script, pe, ti, rip, sup, SC, Sc, scrip, RI, super, up, on, superscript, Io, ion, Cr, Er, Pt, Ti are words within 'superscription'