Meaning

noun an often persistent bodily disorder or disease; a cause for complaining

adjective affected by an impairment of normal physical or mental function

adjective resulting in suffering or adversity

originFrom Middle English ille (“evil; wicked”), from Old Norse íllr (adjective), ílla (adverb), ílt (noun), from Proto-Germanic *ilhilaz, from Proto-Indo-European *h₁elḱ- (whence Latin ulcus (“sore”), Ancient Greek ἕλκος (hélkos, “wound, ulcer”), Sanskrit अर्शस् (árśas, “hemorrhoids”)). Cognates Cognate with Scots and Yola ill, Danish ilde (“bad”), Faroese, Icelandic illur (“bad, ill, wicked”),…

Etymology from Wiktionary, CC BY-SA 3.0