עָלַץ

From LSJ

ἐὰν ἃ τοῖς ἄλλοις ἐπιτιμῶμεν, αὐτοὶ μὴ δρῶμεν → avoid doing what you would blame others for doing

Source

English (Strong)

a primitive root; to jump for joy, i.e. exult: be joyful, rejoice, triumph.