Where does “doubler” come from?

doubler (French) comes from Old French dobler, from Latin dūplāre, from Latin dūplus, from Proto-Italic *duplos — double.

doubler (French): to double, duplicate; to double-cross; to...

Definitions

  1. to double, duplicate; to double-cross; to...

Ancestry of “doubler”, step by step

doubler traces back through two separate lines of ancestry.

via Old French dobler

StepLanguageWordMeaning
1Old Frenchdoblerto double; to increase dramatically
2Latindūplāre—
3Latindūplusdouble (twice as much, or as big)
4Proto-Italic*duplosdouble

via Latin dūplō

StepLanguageWordMeaning
1Latindūplōdoubly
2Latin-ōsuffixed to nouns or adjectives. Originally a-stem nouns. Later extended to nouns with other stems. Forms regular first-conjugation verbs
3Proto-Indo-European-ōDerives nouns from roots

Words derived from “doubler”

Every word from Proto-Italic *duplos →Every word from Latin dūplus →Every word from Latin dūplāre →