berate idly or mischievously

: c. acc. pers., (EV, ), .† to talk nonsense prating against us ἡμᾶς III Jo 10

tegen

I gossip against, talk idly, make empty charges against, talk nonsense.

to talk nonsense

to be a babbler or trifler, i.e. (by implication) to berate idly or mischievously

prate against

φλυαρέω, -ῶ (φλύαρος), to talk nonsense: with accusative of person(s), ἡμᾶς (EV, prating against us), III Jn 10.† (AS)