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

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