Etymology Explorer › Middle French

Where does “infect” come from?

infect (Middle French) comes from Latin infectus, from Latin īnficiō, from Latin faciō, from Latin -torium, from Latin -tōrius, from Latin -tor, from Proto-Italic -tōr, from Proto-Indo-European -tōr.

Ancestry of “infect”, step by step

StepLanguageWordMeaning
1Latininfectusnot done, undone; unfinished; impossible
2Latinīnficiō—
3Latinfaciō—
4Latin-toriumnominative neuter singular of -tōrius; accusative...
5Latin-tōrius—
6Latin-tor-er
7Proto-Italic-tōr—
8Proto-Indo-European-tōrDerives agent nouns from verbs, denoting someone...
9Proto-Indo-European-tor-s—

Words derived from “infect”

  • infect
  • infective
  • infecting
  • infectivity
  • antiinfective
  • reinfect
  • noninfective
  • infector
  • infectiveness
  • infectable
  • infectible
  • infecteth
  • coinfect
  • infecter
  • infectability
  • infectee
  • superinfect
  • noninfecting
  • autoinfect
  • uninfectable
  • infectress
  • infectest
  • superinfector
  • parainfective
Every word from Proto-Indo-European -tor-s →