| adjective | pathetically lacking in force or effectiveness “a feeble excuse” |
| adjective | lacking strength or vigor “damning with faint praise” |
| adjective | lacking bodily or muscular strength or vitality “a feeble old woman” |
| adjective | lacking strength; - Nathaniel Hawthorne “a weak, nerveless fool, devoid of energy and promptitude” |
| feebleness | noun | the quality of lacking intensity or substance; - Nathaniel Hawthorne |
| lameness | noun | an imperfection or defectiveness |
| faintness | noun | the property of being without strength |
| debility | noun | the state of being weak in health or body (especially from old age) |
| infirmity | noun | the state of being weak in health or body (especially from old age) |
| weakness | noun | the property of lacking physical or mental strength; liability to failure under pressure or stress or strain |