swan-breasted

White sails shining in the sun, filling with the wind, those swan-breasted ships tugged restlessly at their moorings, eager for the sea.

Dalamar the Dark Berberick, Nancy Varian 2000

Glacier, shone like molten silver against the intense blue sky, whilst the Schnebige Nock rose pure and isolated across the narrow valley, suggesting to one of the party the simile of the swan-breasted maiden of Northern mythology.

Lippincott's Magazine of Popular Literature and Science Volume 12, No. 29, August, 1873 Various