Serious and quiet; steady, not flighty or casual; sober.(adjective)
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Use "douce" in a sentence
"He is a gentle youth in the very best sense of the term, and as we gather -- not from anything he says of himself, but from the general tenor -- by no means a "wild gallant"; affectionate, respectful to his parents, altogether "douce," and, indeed, rather (to start with) like Lord Glenvarloch in _The Fortunes of"
"The Sabbath was as strictly kept, and the young people were as strictly taught and catechised and looked after in Scottish fashion as of old, and they bade fair to grow up as cautious and as "douce," and as much attached to old ways and customs as if they had been brought up on the other side of the sea, quite beyond the reach of Yankee innovations and free-and-easy colonial ways."
"But even the most "douce" and cautious amongst them were without the stiffness and strength of the old-time prejudice, and the young people of the different sections of the township, brought together in the many pleasant ways that are open to young people in country places, no longer kept apart as their fathers had done."