Letters that make starting buffer
s, a, b, e, f, g, n, r, t, i, u are letters that make 'starting buffer'
Words within starting buffer
ER, star, ti, ting, ar, ng, tar, buff, starting, tart, in, start, art, buffer, tin, AR, IN, Ar, Er, In, Fe, Ta, Ti are words within 'starting buffer'