Letters that make ring containment
a, o, e, g, n, c, m, r, t, i are letters that make 'ring containment'
Words within ring containment
NT, men, nm, en, ng, contain, RI, containment, on, ain, Tai, con, in, AI, ai, ring, NM, CO, IN, ME, Co, In, Ta are words within 'ring containment'