feebleness
[noun]
Synonyms: weakness, effeteness, frailty, infirmity, languor, lassitude, sickliness

[TahlilGaran] English Synonym Dictionary ▲

feebleness noun

1. great weakness
   • ● the old man's feebleness
2. the fact of not being effective; lack of effort or energy
   • ● the feebleness of their attempts

[TahlilGaran] English Dictionary ▲