scaturex
From LSJ
Ἐχθροὺς ἀμύνου μὴ ‘πὶ τῇ σαυτοῦ βλάβῃ → Ulciscere hostem, non tamen damno tuo → Die Feinde wehre ohne Schaden für dich ab
scătūrex: igis, m. scaturio,
I a bubbling or gushing spring, Varr, ap. Non. 172, 27; cf. scaturigines and scatebra.