The story
- Latin · derived fromdēspērātus
- Middle English · inherited fromdesperat(e)“desperate”
- English todaydesperate
From Middle English desperat(e) (“desperate”), borrowed from Latin dēspērātus, perfect passive participle of dēspērō (“to be without hope”), see -ate (adjective-forming suffix). The noun is derived from the adjective or from the Latin source through substantivization, see -ate (noun-forming suffix).
Etymology from Wiktionary, CC BY-SA 4.0.