Letters that make rectilinear
a, e, l, n, c, r, t, i are letters that make 'rectilinear'
Words within rectilinear
ear, re, ti, EC, Lin, ar, Ea, linear, near, il, li, in, line, ECT, CT, AR, IL, IN, NE, Re, Ar, In, Li, Ne, Ti are words within 'rectilinear'