קָנָא
From LSJ
χαῖρ', ὦ μέγ' ἀχρειόγελως ὅμιλε, ταῖς ἐπίβδαις, τῆς ἡμετέρας σοφίας κριτὴς ἄριστε πάντων → all hail, throng that laughs untimely on the day after the festival, best of all judges of our poetic skill
English (Strong)
a primitive root; to be (causatively, make) zealous, i.e. (in a bad sense) jealous or envious: (be) envy(-ious), be (move to, provoke to) jealous(-y), X very, (be) zeal(-ous).