allegation · noun C /ˌæl.əˈgeɪ.ʃən/
allegation
C1 when you say that someone has done something wrong or illegal, without proof that this is true
Dictionary examples:
The allegations of corruption were not true.
He denied the allegation that he had cheated.
Learner example:
In contrast to your allegations, our study shows that a vast majority (78%) use Greendale Park for recreation as often as once a week. (Certificate in Advanced English; C1; Swedish)