125 entries under investigate topic. ×
| put out a feeler(expression, idiom, dig, explore) | |
| quiz(dig, explore, research, delve) | |
| sound(dig, explore, research, delve) | |
| sound out(expression, dig, explore, research) | |
| verify(dig, explore, research, delve) |
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| APA | Smart Define. (2016). prospect thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/prospect/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "prospect thesaurus" https://smartdefine.org/prospect/thesaurus/synonyms (accessed September 30, 2026). |
| Harvard | Smart Define 2016, prospect thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/prospect/thesaurus/synonyms>. |
| MLA | Smart Define. "prospect thesaurus" 3 February 2016. Web. 30 September 2026. <https://smartdefine.org/prospect/thesaurus/synonyms> |