dispel
v.v. to make a feeling, a belief, or a doubt disappear. You use this when you want to show that something is not true or to stop people from worrying.
v. to eliminate a feeling, belief, or rumour by proving it false or unnecessary. Transitive; requires a direct object, typically an abstract noun representing a negative state or misconception.
The manager's speech helped to dispel our fears.
The company released a detailed report to dispel rumours about a potential bankruptcy and reassure its investors.
The scientist presented rigorous data from the latest clinical trials to dispel any lingering doubts regarding the efficacy of the new treatment protocol.
From Middle English dispelen, from Latin dispellere (“to disperse; to dispel”).
The verb is transitive and takes a direct object. Commonly collocates with abstract nouns like 'rumours', 'fears', 'doubts', or 'myths'.
The sun dispelled the cloudsThe sun dissipated the cloudsWhile 'dispel' and 'dissipate' both mean to scatter, 'dispel' is almost exclusively used for abstract concepts like ideas or emotions rather than physical objects.