διακήρυξις
From LSJ
ὁ γὰρ μανθάνων κιθαρίζειν κιθαρίζων μανθάνει κιθαρίζειν → he who is learning the harp, learns the harp by harping
English (LSJ)
-εως, ἡ, sale by auction, and Adj. διακηρυκτικός, ή, όν, pertaining to such a sale, Glossaria.
Spanish (DGE)
-εως, ἡ subasta, Gloss.2.271.