διασώζειν
From LSJ
δύο ἀρνήσεις μίαν συγκατάθεσιν ποιοῦσι → two negatives make an affirmative
Greek > English (Woodhouse Verbs Reversed)
(see also διασῴζω, διασώζω): keep, maintain, observe, preserve, save, comply with, keep in mind, keep up, retain in the memory