Letters that make contour language
a, o, e, g, l, n, c, r, t, u are letters that make 'contour language'
Words within contour language
LAN, language, contour, age, AN, la, NT, Ag, ANG, tour, conto, ng, on, GU, con, Ur, CO, LA, NGU, Co, Ge, La are words within 'contour language'