Where does “รถไฟไอน้ำ” come from?

รถไฟไอน้ำ (Thai) comes from Thai ไอน้ำ, from Thai ไอ, from English I, from Old French i, from Latin hīc, from Latin heic, from Latin hic, from Proto-Italic hek(e) — resin.

รถไฟไอน้ำ (Thai): steam train (train pulled by a steam locomotive)

Definitions

  1. steam train (train pulled by a steam locomotive)

Ancestry of “รถไฟไอน้ำ”, step by step

รถไฟไอน้ำ traces back through two separate lines of ancestry.

via Thai ไอน้ำ

StepLanguageWordMeaning
1Thaiไอน้ำsteam; vapour
2Thaiไอvapor; to cough; the letter I/i
3EnglishIThe speaker or writer, referred to as the...
4Old Frenchithere
5Latinhīcthis; these in the plural
6Latinheic
7Latinhicthis; these in the plural
8Proto-Italichek(e)
9Proto-Indo-Europeangʰi-ḱethis, here
10Proto-Indo-EuropeanḱeDeictic particle, here; Post-positional...
11Middle Englishkyt
12Germankittputty certain kinds of cement used for fixing e.g. window panes
13Old High Germankuti
14Proto-West Germanickwidugum, resin
15Proto-Germanickweduzresin

via Thai รถไฟ

StepLanguageWordMeaning
1Thaiรถไฟtrain: connected group of rolling stock
2Thaiรถchariot, carriage, cart, wagon, or the like;...
3Palirathaa chariot, a car; delight, pleasure
4Sanskritरथchariot, car, especially a two-wheeled...
5Proto-Indo-IranianHrátʰaschariot
6Proto-Indo-EuropeanHrót-h₂-os
7Proto-Indo-EuropeanHret-to roll; wheel; to run, roll
Every word from Proto-Germanic kweduzEvery word from Proto-West Germanic kwiduEvery word from Old High German kuti