Synonyms|492Antonyms|3|Broader|19Narrower|6Related|299
9
unannounced(adjective, spontaneous, unexpected, unplanned)
3
flout
2
snub
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APASmart Define. (2015). bulletin thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/bulletin/thesaurus/antonyms
ChicagoSmart Define. 2015. "bulletin thesaurus" https://smartdefine.org/bulletin/thesaurus/antonyms (accessed September 25, 2026).
HarvardSmart Define 2015, bulletin thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/bulletin/thesaurus/antonyms>.
MLASmart Define. "bulletin thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/bulletin/thesaurus/antonyms>