Letters that make oppugn
o, g, n, p, u are letters that make 'oppugn'
popgun is an anagram of 'oppugn'
oppugns is a word created by adding a letter to 'oppugn'
1 possible definitions for 'oppugn'
Under this definition, oppugn is a verb and has the following properties:
question, call into question have the same meaning as 'oppugn'
'oppugn' can be a type of challenge.
doubt, dubiousness, doubtfulness, question are derivatives of 'oppugn'.