Your Wife
Wife, Ma'am
noun
Your interior formal name ender (person) is the person who's waiting internal, out of the picture (remember, kanji was made forever ago and is pretty sexist). This person is your wife.
おくさま
The readings are the ones you learned with the kanji.
お話中恐れ入りますが、奥様がエレベーターに閉じ込められてしまったようなんです。
I’m sorry for the interruption, but it seems that your wife’s just gotten stuck in an elevator.