Lewis & Short

Dāni, ōrum, m., the Danes, the people of Denmark, Venant. Carm. 7, 7, 50; Jornand. de Reb. Getic. p. 83.
Hence,

  1. A. Dā-nĭa, ae, f., Denmark, Aen. Silv. Hist. Fred. III. p. 131.
  2. B. Dānĭcus, a, um, adj., Danish, id. ib.