Assume

Webster's Dictionary of the English Language

·vt To receive or adopt.

II. Assume ·vi To undertake, as by a promise.

III. Assume ·vt To pretend to possess; to take in appearance.

IV. Assume ·vi To be arrogant or pretentious; to claim more than is due.

V. Assume ·vt To take for granted, or without proof; to suppose as a fact; to suppose or take arbitrarily or tentatively.

VI. Assume ·vt To take to or upon one's self; to take formally and demonstratively; sometimes, to appropriate or take unjustly.