Where does “ฮาร์ตฟอร์ด” come from?

ฮาร์ตฟอร์ด (Thai) comes from English Hartford, from Old English heorot, from Old English ford, from Proto-West Germanic furdu, from Proto-Germanic furduz, from Proto-Indo-European pértus, from Proto-Indo-European per-, from Proto-Indo-European pr̥tós — passed , crossed.

Ancestry of “ฮาร์ตฟอร์ด”, step by step

StepLanguageWordMeaning
1EnglishHartfordfrom variants of Hertford
2Old Englishheorotdeer, stag
3Old Englishfordford
4Proto-West Germanicfurduford
5Proto-Germanicfurduzford
6Proto-Indo-Europeanpértuscrossing
7Proto-Indo-Europeanper-before, in front; first; to go through
8Proto-Indo-Europeanpr̥tóspassed , crossed
Every word from Proto-Indo-European pr̥tósEvery word from Proto-Indo-European per-Every word from Proto-Indo-European pértus