welkin
noun
Plural: welkins
Sky; heaven; firmament.
Examples:
—Starry night welkins will be projected wallswide allroundly. Starlets for good dreams.— she explained and placed the lantern in a dark niche in the wall. (Context: Grandma Estela is preparing a boy named Bruno for his first night in their smallest guestroom on 5 Misty Road. Candlelight will project through star-shaped holes of her lantern onto the walls, creating an illusion of fairy-tale night skies. Source: J∙ Okram - The Mystery of the Rammed Key.)