66 entries under expression topic. ×

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under a roof(idiom, adverb, within, indoors)
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under the table(idiom, unknowing, recreant, sub-rosa)
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unheard of(isolated, reclusive, uncompanionable)
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wide of(isolated, reclusive, uncompanionable)
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within doors(adverb, within, indoors)
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within walls(adverb, within, indoors)
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APASmart Define. (2015). under cover thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/under_cover/thesaurus/synonyms
ChicagoSmart Define. 2015. "under cover thesaurus" https://smartdefine.org/under_cover/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, under cover thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/under_cover/thesaurus/synonyms>.
MLASmart Define. "under cover thesaurus" 13 April 2015. Web. 24 September 2026. <https://smartdefine.org/under_cover/thesaurus/synonyms>