Where does “amtrac” come from?

amtrac (English) comes from English tractor, from Latin trahere, from Latin traho, from Proto-Italic traɣō, from Proto-Indo-European tregʰ-, from Proto-Indo-European dʰregʰ- — to run.

amtrac (English): An amphibious vehicle of a class introduced in...

Definitions

  1. An amphibious vehicle of a class introduced in...

Ancestry of “amtrac”, step by step

amtrac traces back through two separate lines of ancestry.

via English tractor

StepLanguageWordMeaning
1EnglishtractorA vehicle used in farms e.g. for pulling farm...
2Latintraheresecond-person singular future passive indicative...
3LatintrahoI drag, pull; I trail; I extract, withdraw
4Proto-Italictraɣō
5Proto-Indo-Europeantregʰ-to drag, pull?; to run, walk
6Proto-Indo-Europeandʰregʰ-to run

via English amphibious

StepLanguageWordMeaning
1EnglishamphibiousCapable of functioning on land or in water;...
2Ancient GreekἀμφίβιοςLiving a dual life on land and water: amphibious;...
3Ancient Greekᾰ̓μφῐ́around; on both sides; on both side
Every word from Proto-Indo-European dʰregʰ-Every word from Proto-Indo-European tregʰ-Every word from Proto-Italic traɣō