אֵשׁ

From LSJ

Καλὸν τὸ μηδὲν εἰς φίλους ἁμαρτάνειν → Nihil peccare in amicos est pulcherrimum → Gut ist, sich gegen Freunde nicht versündigen

Menander, Monostichoi, 279

English (Strong)

a primitive word; fire (literally or figuratively): burning, fiery, fire, flaming, hot.