Letters that make overt
o, e, r, t, v are letters that make 'overt'
covert is a word created by adding a letter to 'overt'
1 possible definitions for 'overt'
Under this definition, overt is an adjective and has the following properties:
open has the same meaning as overt
covert has the opposite meaning of overt
"an overt lie", "overt hostility", "overt intelligence gathering", "open ballots"