assuming
v.v. to believe something is true even if you do not have proof yet. You use this when you act as if a fact is certain so you can make a plan.
v. to accept something as true or as certain to happen, without proof. Often used to establish a premise for an argument or a course of action.
I am assuming you want to join us for dinner tonight.
The manager is assuming the shipment will arrive on time, so she has scheduled the staff for a late shift.
By assuming the market would continue its upward trend indefinitely, the investors failed to hedge against the sudden volatility that eventually wiped out their gains.
The verb is transitive and frequently takes a 'that' clause as its object.
I am assuming for the truthI am assuming the truthThe verb is transitive and takes a direct object; it should not be followed by a preposition like 'for' or 'about'.