'weak link' definitions:
Synonyms of 'weak link'
From: Moby Thesaurus
- assailability,
- blemish,
- bug,
- catch,
- chink,
- crack,
- defect,
- defection,
- deficiency,
- drawback,
- failing,
- failure,
- fault,
- faute,
- flaw,
- foible,
- frailty,
- heel of Achilles,
- hole,
- imperfection,
- inadequacy,
- infirmity,
- kink,
- little problem,
- penetrability,
- pregnability,
- problem,
- rift,
- shortcoming,
- snag,
- soft spot,
- something missing,
- taint,
- vincibility,
- vulnerability,
- vulnerable place,
- vulnerable point,
- weak point,
- weakness