Etymology Explorer › English

Where does “speculate” come from?

Speculate comes from Latin speculatus, past participle of speculor, derived from specula meaning watchtower, from specio meaning to look, ultimately from Proto-Indo-European speḱ- meaning to observe.

speculate (English): To think, meditate or reflect on a subject; to...

Definitions

  1. To think, meditate or reflect on a subject; to...

Ancestry of “speculate”, step by step

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

Words derived from “speculate”

  • speculatist
  • speculateth
  • overspeculate
  • speculatest
Every word from Proto-Indo-European speh₁- →