to find a way round (a problem), esp by ingenuity
to evade (e.g. an enemy), esp by means of a stratagem
archaic to outwit (somebody)
archaic to encircle (an enemy) so as to capture them
circumvention /-ʹvensh(ə)n/ noun
[Latin circumventus, past part. of circumvenire to skirt around, from circum- + venire to come]