Synonyms for Afflicted (same or very similar meaning)
WordNet sense 1 (grievously affected especially by disease):
strickenWordNet sense 2 (affected by an impairment of normal physical or mental function):
sickWordNet sense 3 (mentally or physically unfit):
impairedWordNet sense 4 (not in good physical or mental condition; out of condition):
unfitFrom the ODE community, based on WordNetadd/edit