Where does “self-assuredly” come from?

self-assuredly (English) comes from English self-assured, from English self-, from Middle English self-, from Old English seolf-, from Old English self-, from Old English self, from Proto-West Germanic *selb, from Proto-Germanic selbaz — self.

self-assuredly (English): in a self-assured manner

Definitions

  1. in a self-assured manner

Ancestry of “self-assuredly”, step by step

self-assuredly traces back through two separate lines of ancestry.

via English self-assured

StepLanguageWordMeaning
1Englishself-assuredconfident in one's own abilities
2Englishself-of, by, in or with oneself or itself; automatic
3Middle Englishself-
4Old Englishseolf-Alternative form of self-
5Old Englishself-self, oneself; own, one's own
6Old Englishselfself; oneself, personally
7Proto-West Germanic*selb
8Proto-Germanicselbazself
9Proto-Indo-Europeanselbʰ-one's own
10Proto-Indo-Europeans(w)e-separate, apart; separate; apart; oneself; one's...
11Proto-Indo-Europeanswéself

via English ly

StepLanguageWordMeaning
1EnglishlyAbbreviation of light-year
2VietnameselyAlternative spelling of li
Every word from Proto-Indo-European swéEvery word from Proto-Indo-European s(w)e-Every word from Proto-Indo-European selbʰ-
self-assuredly — Etymology, Origin & Word History | Etymology Explorer