fabulositas
From LSJ
fābŭlōsĭtas: ātis, f. fabulosus,
I fabulous invention; Gr. μυθοποιΐα (post-Aug.), Plin. 7, 52, 53, § 174; 36, 13, 19, § 91; Diom. p. 474 P.
fābŭlōsĭtās, ātis, f. (fabulosus), récit fabuleux, fable, hâblerie : Plin. 7, 174 ; 38, 91.