Latin fastuosus, from fastus arrogance
circa 1591, in the meaning defined at sense 1
fast-twitch
fastuous
fast worker
“Fastuous.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fastuous. Accessed 21 Dec. 2024.
Thesaurus: All synonyms and antonyms for fastuous
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