Answer: obligate

AnswerCrossword Clue
OBLIGATECommit morally or legally
OBLIGATEConstrain
OBLIGATECommit
OBLIGATEBind by a contract promise, etc.
OBLIGATEPledge
OBLIGATEBind
OBLIGATECompel
OBLIGATEBind legally
OBLIGATECause to be grateful
obligateBind or compel (someone), esp. legally or morally
obligateCommit (assets) as security
obligateto oblige (to bind by some favour rendered)