a, o, b, e, l, n, c, m, t, i, u are letters that make 'incommutable'
tab, table, AB, ab, INC, mu, mutable, ut, mm, commutable, able, in, Uta, CO, IN, NC, LE, Co, In, Ta, UT, Ab are words within 'incommutable'
2 possible definitions for 'incommutable'
Under this definition, incommutable is an adjective and has the following properties:
incommutability is a derivative of incommutable.
unexchangeable is similar to incommutable.
"a rare incommutable skill"
Under this definition, incommutable is an adjective and has the following properties:
commutable has the opposite meaning of incommutable
inconvertible, untransmutable, unalterable are similar to 'incommutable'.