Where does “tum” come from?

tum (Norn) comes from Old Norse þumi, from Proto-Germanic þūmô, from Proto-Indo-European tūm-, from Proto-Indo-European tewh₂- — to swell; to crowd; to be strong.

tum (Norn): thumb

Definitions

  1. thumb

Ancestry of “tum”, step by step

StepLanguageWordMeaning
1Old Norseþumi—
2Proto-Germanicþūmôthumb
3Proto-Indo-Europeantūm-to grow; to swell, to increase; to swell, be...
4Proto-Indo-Europeantewh₂-to swell; to crowd; to be strong
Every word from Proto-Indo-European tewh₂- →Every word from Proto-Indo-European tūm- →Every word from Proto-Germanic þūmô →