n.
Pronunciation: in- ' f ə r-m ə -t ē
Function: noun
Inflected Form: plural -ties
Date: 14th century
1 a : the quality or state of being infirm b : the condition of being feeble : FRAILTY
2 : DISEASE , MALADY
3 : a personal failing : FOIBLE <one of the besetting infirmities of living creatures is egotism ― A. J. Toynbee>