271 entries under expression topic. ×

16
look into(verb, phrasal verb, action, study)
12
go into(verb, phrasal verb, action, study)
11
dig into(verb, phrasal verb, study, check)
10
delve into(verb, phrasal verb, study, check)
9
inquire into(verb, phrasal verb, study, check)
7
poke into(verb, phrasal verb, check, examine)
6
sound out(verb, phrasal verb, examine, challenge)
5
feel out(verb, phrasal verb, study, consider)
5
look over(verb, phrasal verb, study, check)
4
check out(verb, phrasal verb, study, check)
4
ferret out(verb, action, examine, discover)
4
go over(verb, study, check, consider)
3
check over(verb, phrasal verb, study, check)
3
make inquiry(verb, study, consider, examine)
3
nose about(verb, phrasal verb)
3
trial balloon(noun, idiom, advance, review)
2
fishing expedition(noun, study, review, search)
2
pry into(verb, request, question, inquire)
2
blow in(crack, enter, breach, come)
2
break in(verb, cut, crack, enter)
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APASmart Define. (2016). probe thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/probe/thesaurus/synonyms
ChicagoSmart Define. 2016. "probe thesaurus" https://smartdefine.org/probe/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, probe thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/probe/thesaurus/synonyms>.
MLASmart Define. "probe thesaurus" 27 March 2016. Web. 20 September 2026. <https://smartdefine.org/probe/thesaurus/synonyms>