ǵerh₂-tó-

“grown old, aged”

Widely acceptedtimeaging

geriatric, gerontology

Participial of *ǵerh₂- giving Greek gerōn > geriatric, gerontology.‌‍‍‌‌‌‍‌‌‌‍‌‍‍‍‌‌‍‌‍‌‍‌‌‍‍‍‌‍‌‍‍

bʰew-tó-“that which has grown, become”deh₂-“to divide, share”deh₂-mn̥-₂“a portion of time, division”dʰegʷʰ-“to burn, be warm”dʰeh₁-tú-“established time, appointed date”dʰerǵʰ-eyo-“to keep holding firm, enduring”dʰǵʰyes-“yesterday, the previous day”dyu-es-“daylight, bright day”