Where does “thumbling” come from?

thumbling (English) comes from English thumb, from Middle English þombe, from Old English þūma, from Proto-West Germanic þūmō, from Proto-Germanic þūmô, from Proto-Indo-European tūm-, from Proto-Indo-European tewh₂- — to swell; to crowd; to be strong.

thumbling (English): A tiny, thumb-sized person; manikin; Anything...

Definitions

  1. A tiny, thumb-sized person; manikin; Anything...

Ancestry of “thumbling”, step by step

thumbling traces back through two separate lines of ancestry.

via English thumb

StepLanguageWordMeaning
1EnglishthumbThe short thick digit of the hand that for humans...
2Middle Englishþombethumb; thumb-length; big toe
3Old Englishþūmathumb
4Proto-West Germanicþūmōthumb
5Proto-Germanicþūmôthumb
6Proto-Indo-Europeantūm-to grow; to swell, to increase; to swell, be...
7Proto-Indo-Europeantewh₂-to swell; to crowd; to be strong

via English Ling

StepLanguageWordMeaning
1EnglishLingAny of various codlike saltwater fish often used as food by humans, those of the genus Molva, in the family Lotidae
2Middle EnglishlingAny of various varieties of heather or broom
3Old Norselyngheather, ling
4Proto-Germaniclingwąheather, ling
5Proto-Indo-Europeanlengʷʰom
6Proto-Indo-Europeanlengʷʰ-light, agile, nimble; light, not heavy, agile,...
Every word from Proto-Indo-European tewh₂-