A term coined by Albert Ellis to describe the tendency to think that certain things "must" occur or "must" be done.
Other forms: musterbate, musterbated, musterbating
Other forms: musterbate, musterbated, musterbating
Janice was musterbating about getting an A in every course.
The only acceptable musterbation is to believe that one must not musterbate.
The only acceptable musterbation is to believe that one must not musterbate.
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