Obligate
Pronunciation : Ob"li*gate
Part of Speech : v.
Etymology : [L. obligatus, p.p. of obligare. See Oblige.]
Definition : 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.
t. [imp. & p. p. Obligated; p. pr. & vb. n. Obligating.]
Source : Webster's Unabridged Dictionary, 1913