challenge
definition
to reject that something is right
example
Environmentalists often challenge decisions which allow mining in areas that are not suitable for it, and that could lead to disasters such as landslides.
synonyms
questiondisputeconfront
word origin — Middle English (in the senses ‘accusation’ and ‘accuse’): from Old French chalenge (noun), chalenger (verb), from Latin calumnia ‘calumny’, calumniari ‘calumniate’