sem-per-

“one time through, always, ever”

Widely acceptedtimepermanence

semper, sempiternal

Compound of *sem- and *per- giving Latin semper, English sempiternal.‍‌‍‍‌‌‌‍‍‌‍‌‍‌‌‍‍‌‌‌‌‌‍‍‍‍‌‍‍‌‍‌

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”