Galatians 5:26

Let us not be

(μη γινωμεθα). Present middle subjunctive (volitive), "Let us cease becoming vainglorious" (κενοδοξο), late word only here in N.T. (κενοσ, δοξα). Once in Epictetus in same sense.Provoking one another

(αλληλους προκαλουμενο). Old word προκαλεω, to call forth, to challenge to combat. Only here in N.T. and in bad sense. The word for "provoke" in Hebrews 10:24 is παροξυσμον (our "paroxysm").Envying

(φθονουντες). Old verb from φθονος. Only here in N.T.