Where does “ultrashrewd” come from?

ultrashrewd (English) comes from English shrewd, from Middle English schrewed, from Middle English schrewe, from Old English sċrēawa, from Proto-Germanic skrawwaz, from Proto-Indo-European sḱer- — to caw, crow.

ultrashrewd (English): Extremely shrewd

Definitions

  1. Extremely shrewd

Ancestry of “ultrashrewd”, step by step

ultrashrewd traces back through two separate lines of ancestry.

via English shrewd

StepLanguageWordMeaning
1EnglishshrewdShowing clever resourcefulness in practical...
2Middle Englishschreweddepraved; wicked
3Middle Englishschrewebarn mouse, shrew, evil person
4Old Englishsċrēawashrew
5Proto-Germanicskrawwazthin; meagre; frail
6Proto-Indo-Europeansḱer-to caw, crow

via English ultra

StepLanguageWordMeaning
1EnglishultraExtreme; far beyond the norm; fanatical;...
2Latinultrābeyond
3Latin-asuffixed to the roots of verbs, forms agent...
4Proto-Italic-āForms masculine agent nouns from prefixed or compounded bases
5Proto-Indo-European-éh₂—
Every word from Proto-Indo-European sḱer- →Every word from Proto-Germanic skrawwaz →Every word from Old English sċrēawa →