What is another word for Achilles Heel in english

The list of words which can be used for Achilles Heel while creating sentence in english language. defect fault, flaw, lack, glitch, weakness, crack, deformity, bug failing scanty, shy, faint, defeated, wanting, deficient, feeble flaw blemish, weakness, failing, defect, foible, glitch, fault foible quirk, idiosyncrasy, failing, peculiarity, eccentricity frailty handicap stumbling block, barrier, affliction, disability, drawback susceptibility weak spot weakness vulnerability chink in the armor damaging weakness heel of achilles tender spot weak link 
Usage of Achilles Heel in sentences
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