5 entries under expression topic. ×

1
brain wave(adjective, fantastic, original, extravagant)
1
breaking ground(adjective, fantastic, original, extravagant)
1
way out(adjective, fantastic, original, extravagant)
0
blue sky(adjective, fake, excessive, leading-edge)
0
pie in the sky(idiom, fantastic, extravagant, inventive)
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APASmart Define. (2015). blue-sky thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/blue-sky/thesaurus/synonyms
ChicagoSmart Define. 2015. "blue-sky thesaurus" https://smartdefine.org/blue-sky/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, blue-sky thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/blue-sky/thesaurus/synonyms>.
MLASmart Define. "blue-sky thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/blue-sky/thesaurus/synonyms>