Extended Strong's Greek Lexicon (Abbott-Smith based)
to burden
Usage: κατα-ναρκάω, -ῶ (ναρκάω, to grow numb, in LXX, in causal sense, for יָקַע, Gen.32:25 (26); without Heb. equiv., Gen.32:32 (33) Job.33:19, Dan LXX 11:6*); __1. to cause to grow numb. __2. Intrans., to grow numb; hence metaphorically, to be inactive, be burdensome to with genitive, 2Co.11:9 12:13-14; pass., to be quite numb (Hippocr.).† (AS)