Letters that make frumpy
f, p, m, r, u, y are letters that make 'frumpy'
1 possible definitions for 'frumpy'
Under this definition, frumpy is an adjective and has the following properties:
homeliness, drabness, dowdiness, frump, dog are derivatives of 'frumpy'.
unfashionable, unstylish are similar to 'frumpy'.