Where does “bus” come from?

bus (Scottish Gaelic) comes from English bus, from English omnibus, from French omnibus, from Latin omnibus, from Latin omnis, from Proto-Italic opnis, from Proto-Indo-European h₃ep-ni-s, from Proto-Indo-European h₃ep- — to work, toil, make; ability, force.

bus (Scottish Gaelic): bus; mouth; pout

Definitions

  1. bus; mouth; pout

Ancestry of “bus”, step by step

bus traces back through two separate lines of ancestry.

via English bus

StepLanguageWordMeaning
1EnglishbusA motor vehicle for transporting large numbers of...
2EnglishomnibusA vehicle set up to carry many people; An...
3FrenchomnibusPertaining to a local; omnibus, bus
4Latinomnibusdative masculine plural of omnis; dative feminine...
5Latinomnisevery; all
6Proto-Italicopnisevery, all
7Proto-Indo-Europeanh₃ep-ni-sworking
8Proto-Indo-Europeanh₃ep-to work, toil, make; ability, force

via Middle Irish bus

StepLanguageWordMeaning
1Middle Irishbuslip
2Proto-Celticbussuslip
3Proto-Indo-Europeanbʰew-to grow, swell; to swell, wax, grow; to blow; to...
Every word from Proto-Indo-European h₃ep-
bus — Etymology, Origin & Word History | Etymology Explorer