Abarim Publications' online Biblical Greek Dictionary
εαω
The verb εαω (eao) means to let or let be. It's the opposite of to hinder, and thus means to not-hinder, but does not express some degree of authority or power. It does not mean to allow. It simply means to not get in the way, to leave someone alone, to let them be. It's used 12 times, see full concordance, and from it derives: