incelebratus

in-cĕlebrātus, a, um, adj.,

not made known , not spread abroad (post-Aug.): ab aliis incelebrata (opp. digna cognitu), Tac. A. 6, 7 fin. : multa per invidiam scriptorum incelebrata sunt, Sall. H. Fragm. 1, 57 Kritz (dub.; Dietsch reads celata).