Investigation
Investigation noun - A systematic search for the truth or facts about something.
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Synonyms for Investigation
Observation is a synonym for investigation in inspection topic. In some cases you can use "Observation" instead a noun "Investigation", when it comes to topics like reconnoitering, thorough check.
Observation
Observation noun - A state of being aware.
Investigation is a synonym for observation in attention topic. You can use "Investigation" instead a noun "Observation", if it concerns topics such as inspection, watching, reconnoitering.
Mutual synonyms
Related pairs
- consideration and investigation
- consideration and observation
- thought and investigation
- thought and observation
- view and investigation
- view and observation
- attention and investigation
- attention and observation
- study and investigation
- study and observation
- survey and investigation
- survey and observation
- check and investigation
- check and observation
How words are described
Cite this Source
Observation and Investigation. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/investigation/observation
Investigation & Observation. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/investigation/observation>.
Observation or Investigation. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/investigation/observation.
Google Ngram Viewer shows how "investigation" and "observation" have occurred on timeline