contested
adjective C1- Controversial; contentious; debated.
From the library
But besides all this, in order that the instrument may not be contested, I am anxious to give it the greatest possible authenticity, therefore, one of my colleagues will help me, and, contrary to custom, will assist in the dictation of the testament.
Nevertheless, the ethical foundation of even the most progressive zoological institutions remains fiercely contested by animal welfare advocates.
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