| Word | Definitions | Synonyms |
|---|---|---|
| feeblemindedness | (noun) severe mental deficiency | - |
| feebleness | (noun) the quality of lacking intensity or substance | Synonyms: tenuity |
| (noun) the state of being weak in health or body (especially from old age) | Synonyms: debility, frailness, frailty, infirmity, valetudinarianism |