The story
- Latin · borrowed fromdēcorticātus
- English todaydecorticate
The verb is first attested in 1611, the adjective in 1872; borrowed from Latin dēcorticātus, perfect passive participle of dēcorticō (see -ate (verb-forming suffix) and -ate (adjective-forming suffix)), from dē- (“of, from”) + cortex (“bark”, oblique stem in cortic-) + -ō.
Etymology from Wiktionary, CC BY-SA 4.0.