From Wiktionary, the free dictionary
αγνοούμαι • (agnooúmai) passive (past αγνοήθηκα, ppp αγνοημένος, active αγνοώ)
- (passive voice) to be unknown
- (passive voice) to be lost
- for this verb's full conjugation see the active form
- άγνοια f (ágnoia, “ignorance”)