fragility

noun
1
the fact of being weak and uncertain; the fact of being easy to destroy or harm
شکنندگی, آسیب‌پذیری
2
the fact of tending to break or be damaged easily
شکنندگی, آسیب‌پذیری
bone fragility
3
the fact of being weak and likely to become ill
ضعف, گرفتاری به بیماری
the fragility of the human body