Ghastly or sinister.
Rigid and unrelenting.
Disgusting; gross.
Dismal and gloomy, cold and forbidding.
To make grim; to give a stern or forbidding aspect to.
Deeply serious and sombre; grave.
Characterized by or performed with appropriate or great ceremony or formality.
Of or pertaining to religious ceremonies and rites; (generally) religious in nature; sacred.
Inspiring serious feelings or thoughts; sombrely impressive.