Where does “untroublable” come from?

untroublable (English) comes from English trouble, from Middle English trouble, from Old French troble, from Old French trobler, from Old French torbler, from Vulgar Latin turbulo, from Latin turbula, from Latin turba — to enclose, fence in; to grab, seize; to stir.

untroublable (English): That cannot be troubled or disturbed

Definitions

  1. That cannot be troubled or disturbed

Ancestry of “untroublable”, step by step

StepLanguageWordMeaning
1EnglishtroubleA distressing or dangerous situation; A...
2Middle EnglishtroubleMurky, muddy, turbid, opaque
3Old Frenchtrobleturbulent; cloudy; clouded; strife; commotion
4Old Frenchtroblerto trouble; to disrupt; to waylay
5Old FrenchtorblerAlternative form of trobler
6Vulgar LatinturbuloI disrupt, unsettle, agitate, upset, trouble,...
7Latinturbuladisorderly group, a little crowd or people;...
8Latinturbastir, disturbance, tumult, uproar, trouble; mob,...
9Ancient Greekτύρβηdisorder, confusion, tumult; poetic rout, revelry
10Proto-Indo-EuropeantwerH-to enclose, fence in; to grab, seize; to stir
Every word from Proto-Indo-European twerH-