unflappable C2+ Topic:Register & Style US /ʌnˈflæpəbəl/ See IPA manual Freq #65864 Meanings 1 adj Remaining composed and level-headed at all times; impossible to fluster; not becoming frustrated or irritated easily. The whole thing looked remarkably like an implacable force meeting an unflappable object. Thesaurus Synonyms 1 adj · remaining composed and... adiaphroisticapatheticapathisticalblaséblithecollectedcooldeaf Etymology From un- + flap (“to upset, stir”) + -able. Topics Register & Style External links Cambridge Dictionary Wiktionary Google Images # unflappable **Type:** Word **Level:** C2+ **Part of speech:** adj **IPA (US):** /ʌnˈflæpəbəl/ **Frequency rank:** 65864 ## Meanings 1. Remaining composed and level-headed at all times; impossible to fluster; not becoming frustrated or irritated easily. ## Examples - The whole thing looked remarkably like an implacable force meeting an unflappable object. ## Synonyms - adiaphroistic - apathetic - apathistical - blasé - blithe - collected - cool - deaf ## Etymology From un- + flap (“to upset, stir”) + -able. ## Topics - Register & Style markdown