Syn-rust
Bosworth & Toller Anglo-Saxon Old English Dictionary - syn-rust
According to the Old English Dictionary:
es;
- syn-rust
- m. The foulness of sin:--Synrust þweán and ðæt wom ǽrran wunde hǽlan to wash away the foulness of sin and to heal the scar of the former wound, Exon. Th. 81, 9; Cri. 1321. [Cf. the line in the Cathemerinon of Prudentius, 'quod limat aegram pectoris rubiginem.' also synne rust peccati rubigo, Scint. 4, 14.] Cf. syn-wund. syn-rust