Actually, Lexiplastis' answer is a fantasy because Daeman —who actually coined the phrase "ο παπάς βαριέστη", so he knows which verb he used*— was talking about the verbs βαριεστώ / βαριεστίζω, not about the verb βαριέμαι as Lexiplastis imagined.
* Έλα, παππού μου, να σου δείξω τ' αμπελοχώραφά σου.