Where does “tarpit” come from?

tarpit (English) comes from English tar, from Middle English ter, from Old English teoru, from Old English teru, from Proto-Germanic terwą, from Pre-Germanic derwom, from English doru, from Ancient Greek δόρυ — hard, firm, strong, solid; hard, fast; tree.

tarpit (English): A lake of asphalt formed when subterranean...

Definitions

  1. A lake of asphalt formed when subterranean...

Ancestry of “tarpit”, step by step

tarpit traces back through two separate lines of ancestry.

via English tar

StepLanguageWordMeaning
1EnglishtarA black, oily, sticky, viscous substance,...
2Middle EnglishterTar or a similar substance; Alternative form of...
3Old EnglishteoruAlternative spelling of teru
4Old Englishterutar, resin; earwax
5Proto-Germanicterwątar
6Pre-Germanicderwom
7EnglishdoruAlternative form of dory
8Ancient Greekδόρυwood, tree, stem; spear shaft, spear, lance,...
9Proto-Hellenicdórutree
10Proto-Indo-Europeandórutree
11Proto-Indo-Europeandrew-hard, firm, strong, solid; hard, fast; tree

via English pit

StepLanguageWordMeaning
1EnglishpitA hole in the ground; An area at a racetrack used...
2Middle Englishpit
3Old Englishpyttpit; well, pool; grave
4Proto-West Germanicputiwell
5Latinputeuspit, dungeon; well; cistern
6Latin-alnoun-forming suffix
Every word from Proto-Indo-European drew-