The English term "untroubled, serene" matches the Dutch term "sereen"

other english words that include "untroubled" : dutch :
distinct, serene, untroubled, pure, acute, clearly helder
serene, untroubled onbezorgd
other english words that include "serene" : dutch :
distinct, serene, untroubled, pure, acute, clearly helder
serene, untroubled onbezorgd