Where does “squirrelly” come from?

squirrelly (English) comes from English squirrel, from Middle English squirel, from Old French escurel, from Vulgar Latin scuriolus, from Latin scūrius, from Latin sciūrus, from Ancient Greek σκίουρος, from Ancient Greek σκιά — darkness, shadow.

squirrelly (English): resembling a squirrel; unpredictable or jumpy;...

Definitions

  1. resembling a squirrel; unpredictable or jumpy;...

Ancestry of “squirrelly”, step by step

StepLanguageWordMeaning
1EnglishsquirrelAny of the rodents of the family Sciuridae...
2Middle EnglishsquirelA squirrel; A squirrel fur or hide
3Old Frenchescurelsquirrel
4Vulgar Latinscuriolus
5Latinscūrius
6Latinsciūrussquirrel
7Ancient Greekσκίουροςsquirrel
8Ancient Greekσκιάshadow; shade
9Proto-Indo-European(s)ḱeh₃ih₂shadow, shade
10Proto-Indo-European(s)ḱeh₃-darkness, shadow

Words derived from “squirrelly

Every word from Proto-Indo-European (s)ḱeh₃-Every word from Proto-Indo-European (s)ḱeh₃ih₂Every word from Ancient Greek σκιά