98 entries under investigate topic. ×
| study(consider, examine, question, inspect) | |
| track down(verb, expression, follow, pursue) | |
| try to find(verb, expression, idiom, follow, examine) | |
| turn inside out(verb, expression, idiom, phrasal verb, action) | |
| winnow(verb, examine, look, seek, search) | |
| action(verb, immobilize, research, probe) | |
| delve into(expression, study, examine, inspect) | |
| eye | |
| feel around(expression, research) | |
| hunt for(verb, expression, follow, pursue, seek) | |
| pierce | |
| put out a feeler(expression, idiom, research) | |
| running after(expression, root, explore) | |
| seek out(verb, expression, follow, pursue, seek) | |
| sound out(expression, research) | |
| test | |
| test the waters(expression, idiom, research) | |
| verify |
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| APA | Smart Define. (2015). delve thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/delve/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "delve thesaurus" https://smartdefine.org/delve/thesaurus/synonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2015, delve thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/delve/thesaurus/synonyms>. |
| MLA | Smart Define. "delve thesaurus" 3 August 2015. Web. 29 September 2026. <https://smartdefine.org/delve/thesaurus/synonyms> |