Investigation Synonyms

30 investigation synonyms include examination, inquiry, study, inspection, exploration, consideration, analysis, appraisal, research, and scrutiny. Investigation is a noun, and its antonyms are neglect and ignorance. Here are some additional synonyms for "investigation" with example sentences.

Another word for Investigation

30 other ways to say investigation.

  • survey
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  • study  
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  • snooping  
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  • snoop  
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  • sifting  
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  • search
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  • scrutiny  
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  • scrutinization  
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  • scanning  
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  • review  
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  • research
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  • recce  
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  • questioning  
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  • probe  
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  • post-mortem  
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  • perusal  
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  • interrogation  
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  • inspection  
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  • inquisition  
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  • inquiry  
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  • inquest  
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  • hearing  
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  • fact-finding  
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  • exploration  
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  • examination  
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  • evaluation
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  • consideration
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  • audit  
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  • appraisal  
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  • analysis
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Use investigation in a Sentence

He was accused of lying during the investigation.

Ongoing investigation delayed the final decision.

She conducted a thorough investigation.

The investigation is ongoing with limited information.