obligational

/ˌɑbləˈɡeɪʃənəl/
adjective
  1. Relating to or involving a moral or legal duty.
    • Her obligational sense of duty made her volunteer for every committee.
    • The contract included several obligational clauses that both parties had to follow.
    • The obligational nature of the agreement was clear from the start.
Antonyms
What does "obligational" mean? | whatsthatwordmean | whatsthatwordmean