Letters that make matter-of-course
s, a, o, e, f, c, m, r, t, u are letters that make 'matter-of-course'
Words within matter-of-course
ER, matt, MA, MAT, te, ma, at, SE, mA, TT, mat, matte, matter, course, Ur, CO, At, Co, Er, Se, Te are words within 'matter-of-course'