英语词源字典 - 在线词源网站

cripple (v.)[cripple 词源字典]: mid-13c., "to move slowly," from cripple (n.). Meaning "make a cripple of, lame" is from early 14c. Related: Crippled; crippling.[cripple etymology, cripple origin, 英语词源]
debilitation (n.): early 15c., from French débilitation (13c.), from Latin debilitationem (nominative debilitas) "a laming, crippling, weakening," noun of action from past participle stem of debilitare "to weaken" (see debilitate).
debility (n.): early 15c., from Middle French debilite (Modern French débilité) or directly from Latin debilitatem (nominative debilitas) "a laming, crippling, weakening," from debilis "lame, disabled, crippled," figuratively "weak, helpless," from de- "from, away" (see de-) + -bilis "strength," from PIE root *bel- (see Bolshevik).