caducity Synonyms

impermanence ephemerality ricketiness geriatrics second childhood old age geezerhood lifespan years year weakness elderliness golden years senile weakness retirement age decline of life hoary age advancing years winter of life evening of life autumn of life senile dementia senilism transiency transience superannuation fugacity feebleness evanescence eld dotage decrepitude decline debility anility fugitiveness age infirmity sunset seniority senility senescence senectitude oldness mortality longevity lapse agedness