Where does “falser” come from?

falser (Old French) comes from Late Latin falso, from Latin falsus, from Latin fallō, from Proto-Indo-European ǵʰwel- — to bend; to lie, deceive.

Ancestry of “falser”, step by step

falser traces back through two separate lines of ancestry.

via Late Latin falso

StepLanguageWordMeaning
1Late LatinfalsoI falsify; dative singular of falsus; ablative...
2Latinfalsusdeceived, tricked, cheated, disappointed, having...
3Latinfallōto deceive, beguile, trick, cheat, delude, ensnare, disappoint
4Proto-Indo-Europeanǵʰwel-to bend; to lie, deceive

via Latin falsō

StepLanguageWordMeaning
1Latinfalsōfalsely, wrongfully, deceitfully

Words derived from “falser

Every word from Proto-Indo-European ǵʰwel-Every word from Latin fallōEvery word from Latin falsus