infirmness means the quality of being infirm; feebleness or illness. Lexicurio rates it Sui generis — a strength score of 87 out of 100.
Etymology
From infirm + -ness.
noun
- The quality of being infirm; feebleness or illness.“For both which purposes I thought it requisite to do these two things ; the one , to set down some experiments , which by the help of the reflections and insinuations that attend them , may assist you to discover the infirmness and insufficiency both of the common Peripatetic doctrine, and of the now more applauded theory of the chymists about colour”