Self-assured means quietly confident in yourself. A self-assured manner, self-assured without being loud, remarkably self-assured.
The quietness is the point, since the word praises confidence that does not need to be shown. It is a warmer word than confident and the opposite of self-conscious.
1adjectiveself-assuredQuietly confident in yourself.
“She was self-assured in a way that put everybody else at ease.”
self-assured is a quality.
Middle English
self
English
self
English, today
self-assured
From self- + assured. self comes from Middle English self. From Middle English salve, self, silf, from Old English self, seolf, sylf, from Proto-Germanic selbaz, from Proto-Indo-European selbʰ- (“one's own”). 2
Etymology from Wiktionary, CC BY-SA