悪行 あくぎょう三昧 ざんまいでしょう
akugyōzammaideshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 悪行三昧

1. Probably misbehaving.; Probably acting badly.; Probably indulging in wickedness.

Polite
Presumptive
Conjecture