Where does “diarist” come from?

Diarist derives from English diary plus the Latin suffix -ista, from Latin diarius meaning "daily," ultimately from Latin dies meaning "day."

diarist (English): One who keeps a diary

Definitions

  1. One who keeps a diary

Ancestry of “diarist”, step by step

StepLanguageWordMeaning
1EnglishdiaryA daily log of experiences, especially those of...
2Latindiarius
3LatindiesA day, "particularly:"
4Latindiemaccusative singular of diēs
5Proto-Italicdjēmaccusative singular of *djous
6Proto-Italic*djous
7Proto-Indo-Europeandyḗwssky, heaven; sky god
8Proto-Indo-Europeandyéwssky, heaven
9Proto-Indo-Europeandyew-to be bright; sky, heaven

Words derived from “diarist

Every word from Proto-Indo-European dyew-Every word from Proto-Indo-European dyéwsEvery word from Proto-Indo-European dyḗws