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Extemporaneous has 4 synonyms. The top synonyms for extemporaneous are unstudied, spur-of-the-moment, ad lib, ad-lib. Browse the full list below.
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| Random | DefinitionA common synonym for extemporaneous is unstudied. Other synonyms include spur-of-the-moment, ad lib, ad-lib.
Extemporaneous has 4 synonyms listed on Thesaurasize.
(adj): without preparation or advanced thought; offhand
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