Discomfort
Middle English (as a verb in the sense ‘dishearten’): from Old French desconforter (verb), desconfort (noun), from des- (expressing reversal) + conforter ‘to comfort’ (see comfort).
wiktionary
From Middle English discomforten, from Anglo-Norman descomforter.
etymonline
discomfort (n.)
mid-14c., "misfortune, adversity;" late 14c., "grief, sorrow; discouragement," from Old French desconfort (12c.), from desconforter (v.), from des- (see dis-) + conforter "to comfort, to solace; to help, strengthen," from Late Latin confortare "to strengthen much" (used in Vulgate); see comfort (v.). Meaning "absence of comfort or pleasure, condition of being uncomfortable" is by 1841.
discomfort (v.)
c. 1300, discomforten, "to deprive of courage," from Old French desconforter (Modern French déconforter), from des- (see dis-) + conforter "to comfort, to solace; to help, strengthen," from Late Latin confortare "to strengthen much" (used in Vulgate); see comfort (v.). Meaning "make uncomfortable or uneasy" is by 1856. Related: Discomforted; discomforting.
