Καλυψώ

όος, οῦς
Καλυψώ, όος, contr. οῦς , ἡ (prob. from καλύπτω, 'she that conceals'), Calypso, Od. 1.14, Hes. Th. 359, etc.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
An open-access project