Where does “tommelfingerregel” come from?

tommelfingerregel (Danish) comes from Danish regel, from German rēgel, from Middle High German regel, from Old High German regula, from Latin rēgula, from Latin -ula, from Proto-Indo-European -tlom, from Proto-Indo-European -trom — Derives agent nouns from verbs, denoting someone...

tommelfingerregel (Danish): rule of thumb; a mnemonic for determining the...

Definitions

  1. rule of thumb; a mnemonic for determining the...

Ancestry of “tommelfingerregel”, step by step

tommelfingerregel traces back through two separate lines of ancestry.

via Danish regel

StepLanguageWordMeaning
1Danishregelrule; regulation; precept
2Germanrēgelrule
3Middle High Germanregel
4Old High Germanregula
5Latinrēgularule, bar
6Latin-ularegō + API → rēgula; tegō + API → tēgula;...
7Proto-Indo-European-tlomAlternative form of *-trom
8Proto-Indo-European-tromForms nouns denoting a tool or instrument
9Proto-Indo-European-tḗrDerives agent nouns from verbs, denoting someone...

via Danish tommelfinger

StepLanguageWordMeaning
1Danishtommelfingerthumb
2Danishtommela thumb
3Old Norseþumallthumb
4Proto-Germanicþūmilazthumb-covering; thumb-sheath
5Proto-Germanicþūmôthumb
6Proto-Indo-Europeantūm-to grow; to swell, to increase; to swell, be...
7Proto-Indo-Europeantewh₂-to swell; to crowd; to be strong
Every word from Proto-Indo-European -tḗrEvery word from Latin -ulaEvery word from Latin rēgula
tommelfingerregel — Etymology, Origin & Word History | Etymology Explorer