Where does “unfazed” come from?

Unfazed comes from English faze, from Latin unus meaning "one," which derives from Proto-Indo-European óynos, ultimately from the root h₂ent- meaning "to be" or "to exist."

unfazed (English): Not frightened or hesitant; undaunted; not put...

Definitions

  1. Not frightened or hesitant; undaunted; not put...

Ancestry of “unfazed”, step by step

unfazed traces back through two separate lines of ancestry.

via English fazed

StepLanguageWordMeaning
1EnglishfazedHesitant, frightened; daunted, disconcerted;...
2EnglishfazeTo frighten or cause hesitation; to daunt, put...
3Portuguesefazerto make; to play; to pretend to be; to turn; to...
4Old Portuguesefazer
5Latinfaciōto do
6Latin-toriumnominative neuter singular of -tōrius; accusative...
7Latin-tōriusory
8Latin-tor-er
9Proto-Italic-tōrForms agent nouns to verb stems
10Proto-Indo-European-tōrDerives agent nouns from verbs, denoting someone...
11Proto-Indo-European-tor-s

via English un

StepLanguageWordMeaning
1EnglishunOne
Every word from Proto-Indo-European -tor-sEvery word from Latin -toriumEvery word from Latin -tor
unfazed — Etymology, Origin & Word History | Etymology Explorer