BOUND (obliged)
ADJECTIVES
1425 • DEBTFUL bounded, owed, due → chiefly Sc. obs.
1441 • BELAST burdened, charged, bound → obs.
1450 • BEHOLDEN under moral obligation, in duty bound to do something → obs.
1527 • OBSTRICT morally bound; bounden; obliged, obligated → obs.
1616 • AFFINED bound to pursue a certain course of action → obs.
NOUNS
1671 • OBSTRICTION the state of being morally or legally bound; obligation
VERBS
1746 • TED • TET to be bound or under obligation → Eng. dial.
Lexicophilia 