This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

adj. comparative form of severe: more severe

n. One who or that which severs.

"Relieved only by the foliage that is finely massed against them, the great blank spaces of the "Walled City" recall the severer side of Mediterranean architecture, just as their gorgeously ornate portals, towers and domes speak of its warmth and color."

sorest    direst    self-inflicted    sterner    self-imposed