definitely not guilty of doing anything wrong
In this investigation, no one in the company is above suspicion.
Thesaurus: morally good or correctsynonym
Main entry: suspicion
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too obviously good or honest to be thought capable of wrongdoing
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above/beyond suˈspicion idiom
too good, honest, etc. to have done sth wrong, illegal or dishonest
•
Nobody who was near the scene of the crime is above suspicion.
Useful english dictionary. 2012.