sibyllin znamená v Angličtina

sibylline▼◼◼◼(pertaining to a sibyl)
noun
[UK: ˈsɪ.bə.laɪn] [US: ˈsɪ.bə.laɪn]

obscure▼◼◼◻(difficult to understand)
adjective
[UK: əb.ˈskjʊə(r)] [US: əb.ˈskjʊr]