εὐθενέω

Etymology
From + a root  +. The root is of disputed origin:
 * If the original vowel was -ε-:
 * Possibly from an unattested noun, with a morphological chronology of >  >  > , with the noun stemming from . The derivative adjective  is compared in particular with 🇨🇬; other cognates include 🇨🇬, 🇨🇬, 🇨🇬, 🇨🇬, 🇨🇬, 🇨🇬, as well as perhaps 🇨🇬, 🇨🇬. However, Beekes is skeptical, due to  being attested rarely and late in the record, despite it preceding the earlier-attested  in morphology.
 * If the original vowel was -η- (< 🇨🇬):
 * Perhaps related to.
 * From ; a hypothetical unattested noun under this theory,, has been compared with 🇨🇬. Beekes seems to favor this theory.
 * Bailly connects the word with 🇨🇬, which is thought to derive from.

Verb

 * 1) to thrive, flourish