a duty
I have been obliged to
to shirk one's duty―evade a duty―be freed from one's obligations―be discharged from one's obligations
to free one from obligations―release one from obligations―discharge one from obligations―dispense one from obligations
to discharge one from obligations―dispense one from obligations
義務感から
to discharge one from obligations―dispense one from obligations
to be bound to do something―under an obligation to do something―liable for something
to evade one's duty―shirk one's duty―be freed from obligations―be discharged from one's obligations
義務を怠ること.