ἀποσκιρόομαι
From LSJ
Ζῆν οὐκ ἄξιος, ὅτῳ μηδὲ εἷς ἐστι χρηστὸς φίλος → Life is not worth living if you do not have at least one friend.
Spanish (DGE)
• Alolema(s): ἀποσκιρρ- Zonar.p.275
endurecerse, encallecerse ἀποσκιρωθέν· ἀποσκληρανθέν Hsch., ἀποσκιρρωθέντες· σκληρυνθέντες Zonar.l.c.