Σύμηθεν

From LSJ

τῷ ἄφρονι περιττεύει τὸ πάθος → the stupid man is carried away by passion

Source

French (Bailly abrégé)

adv.
de Symè.
Étymologie: Σύμη, -θεν.

Russian (Dvoretsky)

Σύμηθεν: (ῡ) adv. с острова Сима Her., Arst.