Where does “perspicacity” come from?

Perspicacity derives from French perspicacité, from Latin perspicacitas, combining Latin per- (through) and perspicax (seeing clearly), ultimately from Proto-Indo-European speḱ- meaning to observe or perceive.

perspicacity (English): Acute discernment or understanding; insight; The...

Definitions

  1. Acute discernment or understanding; insight; The...

Ancestry of “perspicacity”, step by step

StepLanguageWordMeaning
1Middle Frenchperspicacité
2Latinperspicācitāssharp-sightedness, discernment, discrimination
3Latinperspicaxsharp-sighted, quick-sighted, perspicacious
4Latin-āxish, -y
5Latin-iumSuffix used to form abstract nouns, sometimes...
6Latin-iusforming adjectives from nouns; nominative neuter...
7Proto-Italic-jōsForms comparative adjectives
8Proto-Indo-European-yósCreates adjectives from noun or verb stems
Every word from Proto-Indo-European -yósEvery word from Latin -iumEvery word from Latin -ius
perspicacity — Etymology, Origin & Word History | Etymology Explorer