purported

adj

1. Supposed, or assumed to be.

   “In an era when political leaders promise deliverance from decline through America’s purported preeminence in scientific research, the news that science is in deep trouble in the United States has been as unwelcome as a diagnosis of leukemia following the loss of health insurance.”

2. Normally assumed to be.
3. Said or claimed by some individuals to be real or true or to have happened, although this may not be the case.

verb

1. (form-of, participle, past)simple past and past participle of purport