ἀραρός

From LSJ

ἔργοισι χρηστός, οὐ λόγοις ἔφυν μόνον → a friend in deeds, and not in words alone

Source

Spanish

la parte central, lo apretado

French (Bailly abrégé)

ἀρᾱρώς, ἀρᾰρυῖᾰ, ἀρᾰρός part. pf. de ἀραρίσκω.