frailness

Từ điển WordNet v3.1 - WordNet Dictionary

noun

the state of being weak in health or body (especially from old age)
• Syn:
infirmity, frailty, debility, feebleness, valetudinarianism
• Derivationally related forms:
frail, feeble (for: feebleness), debile (for: debility), debilitate (for: debility), infirm (for: infirmity)
• Hypernyms:
unfitness, softness
• Hyponyms:
asthenia, astheny, cachexia, cachexy, wasting