mercurial

mastery
UK /məːˈkjʊə.ɹɪ.əl/ US /mɝˈkjʊ.ɹi.əl/adjnoun

card 1 of 9 · context meaning

Which meaning of 'mercurial' best matches its use in the sentence?

The actor's mercurial wit made him a favorite on talk shows.