Where does “oblivious” come from?

Oblivious comes from Latin obliviosus, formed with the suffix -osus from obliviscor meaning to forget, with the prefix ob- intensifying the root ultimately traced to Ancient Greek βέλος.

oblivious (English): Lacking awareness; unmindful; unaware,...

Definitions

  1. Lacking awareness; unmindful; unaware,...

Ancestry of “oblivious”, step by step

StepLanguageWordMeaning
1Latinobliviosusforgetful, oblivious; wreaking forgetfulness,...
2Latinoblīviumforgetfulness
3Latin-iumSuffix used to form abstract nouns, sometimes...
4Latin-iusforming adjectives from nouns; nominative neuter...
5Proto-Italic-jōsForms comparative adjectives
6Proto-Indo-European-yósCreates adjectives from noun or verb stems

Words derived from “oblivious

Every word from Proto-Indo-European -yós