The state of being weak in health or body (especially from old age).

synonyms: debility, feebleness, frailness, frailty, infirmity.

Roget 656: salubrity; healthiness etc. adj.. fine air, fine climate; eudiometer^†.    [Preservation of health] hygiene; valetudinarian, valetudinarianism; sanitarian; sanitarium, sanitOrium.    ... show more

Dutch: asthenie, slapte, zwakte
Polish: osłabienie, mizerność, anemiczność, słabość, niemoc