Where does “τρενοδηγός” come from?

τρενοδηγός (Greek) comes from Greek τρένο, from Italian treno, from French train, from Middle French train, from Old French train, from Old French traïner, from Vulgar Latin traginare, from Latin tragēre — to run.

τρενοδηγός (Greek): A traindriver, the driver of a train

Definitions

A traindriver, the driver of a train

Ancestry of “τρενοδηγός”, step by step

τρενοδηγός traces back through two separate lines of ancestry.

via Greek τρένο

Step	Language	Word	Meaning
1	Greek	τρένο	train
2	Italian	treno	train; gun carriage; retinue, escort
3	French	train	train; pace; noise
4	Middle French	train	—
5	Old French	train	a delay, a drawing out
6	Old French	traïner	Alternative form of trainer; to pull out, to draw
7	Vulgar Latin	traginare	present active infinitive of *traginō
8	Latin	tragēre	—
9	Latin	trahere	second-person singular future passive indicative...
10	Latin	traho	I drag, pull; I trail; I extract, withdraw
11	Proto-Italic	traɣō	—
12	Proto-Indo-European	tregʰ-	to drag, pull?; to run, walk
13	Proto-Indo-European	dʰregʰ-	to run

via Greek οδηγός

Step	Language	Word	Meaning
1	Greek	οδηγός	driver of a vehicle

Every word from Proto-Indo-European dʰregʰ- →