Letters that make semi-abstraction
s, a, o, b, e, n, c, m, r, t, i are letters that make 'semi-abstraction'
Words within semi-abstraction
semi, AB, tract, ab, act, BS, mi, ti, MI, AC, traction, em, SE, abstract, on, abstraction, action, CT, RA, Io, ion, Ra, ABS, Ac, Se, Ti, Ab are words within 'semi-abstraction'