Where does “trainer” come from?

trainer (French) comes from Vulgar Latin traginare, from Latin tragēre, from Latin trahere, from Latin traho, from Proto-Italic traɣō, from Proto-Indo-European tregʰ-, from Proto-Indo-European dʰregʰ- — to run.

trainer (French): to pull, drag; to lag behind, dawdle; to lie...

Definitions

  1. to pull, drag; to lag behind, dawdle; to lie...

Ancestry of “trainer”, step by step

trainer traces back through two separate lines of ancestry.

via Vulgar Latin traginare

StepLanguageWordMeaning
1Vulgar Latintraginarepresent active infinitive of *traginō
2Latintragēre
3Latintraheresecond-person singular future passive indicative...
4LatintrahoI drag, pull; I trail; I extract, withdraw
5Proto-Italictraɣō
6Proto-Indo-Europeantregʰ-to drag, pull?; to run, walk
7Proto-Indo-Europeandʰregʰ-to run

via Old French trahiner

StepLanguageWordMeaning
1Old FrenchtrahinerAlternative form of trainer; to pull, drag

Words derived from “trainer

Every word from Proto-Indo-European dʰregʰ-