Letters that make durative aspect
s, a, d, e, p, c, r, t, i, u, v are letters that make 'durative aspect'
Words within durative aspect
aspect, dura, spec, pe, ti, EC, at, durative, iv, as, ECT, CT, IV, asp, rat, RA, Ur, AS, Ra, As, At, Ti are words within 'durative aspect'