Where does “laisser faire” come from?

laisser faire (French) comes from French faire, from Middle French faire, from Old French faire, from Latin faciō, from Latin -torium, from Latin -tōrius, from Latin -tor, from Proto-Italic -tōr.

laisser faire (French): Let someone do as they please; To not intervene;...

Definitions

  1. Let someone do as they please; To not intervene;...

Ancestry of “laisser faire”, step by step

laisser faire traces back through two separate lines of ancestry.

via French faire

StepLanguageWordMeaning
1Frenchfaireto do
2Middle Frenchfaireto do; to make; to choose; to elect
3Old Frenchfaireto do
4Latinfaciōto do
5Latin-toriumnominative neuter singular of -tōrius; accusative...
6Latin-tōriusory
7Latin-tor-er
8Proto-Italic-tōrForms agent nouns to verb stems
9Proto-Indo-European-tōrDerives agent nouns from verbs, denoting someone...
10Proto-Indo-European-tor-s

via French laisser

StepLanguageWordMeaning
1Frenchlaisserto leave, to leave behind; to forget, to leave...
2Middle Frenchlaisserto allow; to permit; to leave; to leave alone
3Old FrenchlesserAlternative form of laissier
4Latinlaxōto extend, expand
5Latinlaxuswide, spacious, roomy; yielding; loose, slack,...
6Proto-Indo-European(s)lēg-to let go; weak, feeble; loose; dissolute, lewd;...

Words derived from “laisser faire

Every word from Proto-Indo-European -tor-sEvery word from Latin -toriumEvery word from Latin -tor