Why use 'madam' of all things ( ̄∇ ̄")
Right!! He could use “ Wife “ or something more since they ARE married. ╮( ̄▽ ̄)╭
It's an honorific.Madam denotes respect. And if he respects her, others are forced to as well.Calling her wife in this shituation could lead to others viewing her as a mere spouse with no actual power
Also they're not that close
Why use 'madam' of all things ( ̄∇ ̄")