Letters that make slip one's mind
s, o, d, e, l, n, p, m, i are letters that make 'slip one's mind'
Words within slip one's mind
IP, mi, Min, SL, MI, slip on, one, on, li, in, slip, mind, lip, IN, NE, ND, In, Li, Nd, Ne, min are words within 'slip one's mind'