Obligate

Part of speech: verb (v.)

1. To bring or place under obligation, moral or legal; to hold by a constraining motive. "Obligated by a sense of duty." Proudfit. That's your true plan -- to obligate The present ministers of state. Churchill.

2. To bind or firmly hold to an act; to compel; to constrain; to bind to any act of duty or courtesy by a formal pledge. That they may not incline or be obligated to any vile or lowly occupations. Landor.