Where does “incredulous” come from?

Incredulous derives from Latin incredulus, formed from the prefix in- meaning "not" and credulus meaning "believing," ultimately from Proto-Indo-European dʰeh₁- meaning "to place or put."

incredulous (English): Skeptical, disbelieving, or unable to believe;...

Definitions

  1. Skeptical, disbelieving, or unable to believe;...

Ancestry of “incredulous”, step by step

StepLanguageWordMeaning
1Latinincredulusunbelieving, disbelieving, incredulous;...
2Latincrēdulusthat easily believes a thing, easy of belief
3Latin-ulusUsed to form a diminutive of a noun, indicating...
4Proto-Italic-olos—
5Proto-Italic-elosForms desubstantival and deadjectival diminutive nouns
6Proto-Indo-European-e-lós—
7Proto-Indo-European-lósForms agent nouns from verbal roots

Words derived from “incredulous”

Every word from Proto-Indo-European -lós →Every word from Latin -ulus →Every word from Latin crēdulus →