Liddell-Scott-Jones

λάθριος (lathrios) private ^G:A

λάθριος-ιος, ον,

also α, ον [Refs 4th c.AD+]:—later form of λαθραῖος, κλέμματα [Refs 5th c.BC+]; φιλάματα, εὐνά, [Refs 2nd c.BC+]; of a person, ἐπ᾽ οὔατα λάθριοςιος εἶπεν [Refs 3rd c.BC+]; of a place, λ. νάπος [Refs 3rd c.BC+]: neuter plural as adverb, secretly, [Refs 3rd c.BC+]; λάθριοςια μὲν γελάοισα treacherously (variant for{λάθριοςῃ}), [Refs 3rd c.BC+]

__II Λαθρίη, ἡ, epithet of Aphrodite, [Refs 1st c.AD+]