[ dɪ'bɪlɪteɪt ]
■ verb [often as adjective debilitating ] make very weak and infirm.
Derivatives
debilitatingly adverb
debilitation noun
debilitative adjective
Origin
C16 (earlier (ME) as debilitation ): from L. debilitat- , debilitare 'weaken', from debilitas , from debilis 'weak'.