c, x are letters that make 'cxx'
XX, xx, cx are words within 'cxx'
cxxv, cxxx are words created by adding a letter to 'cxx'
1 possible definitions for 'cxx'
Under this definition, cxx is an adjective and has the following properties:
one hundred twenty, 120 have the same meaning as 'cxx'
cardinal is similar to cxx.