Where does “speculative” come from?

Speculative derives from Old French speculatif, meaning to observe or consider carefully.

speculative (English): Characterized by speculation; based on guessing,...

Definitions

  1. Characterized by speculation; based on guessing,...

Ancestry of “speculative”, step by step

StepLanguageWordMeaning
1Middle Englishspeculatyf
2Old Frenchspeculatif
3Latinspeculātīvusspeculative
4LatinspeculorI watch, I observe; I examine, I explore; I spy
5Latinspeculawatchtower, lookout; nominative plural of...
6Latinspeshope; expectation, anticipation, apprehension
7Proto-Italicspēshope
8Proto-Indo-Europeanspéh₁sprosperity, success
9Proto-Indo-Europeanspeh₁-to succeed, to prosper

Words derived from “speculative

Every word from Proto-Indo-European speh₁-