Letters that make high-water mark
a, e, g, k, h, m, r, t, i, w are letters that make 'high-water mark'
Words within high-water mark
ER, water, mar, Mark, hi, MA, te, ma, ar, at, WA, mA, high, mark, ark, Ark, AR, HI, Ate, Ar, At, Er, Te, Ig, Mar are words within 'high-water mark'