Set 88 · Study 1 / 5

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volatile

adjective/ˈvälədl/

liable to change rapidly and unpredictably, especially for the worse

The political situation was becoming more volatile.

tensestrainedfraughtuneasyuncomfortable
word origin — Middle English (in the sense ‘creature that flies’, also, as a collective, ‘birds’): from Old French volatil or Latin volatilis, from volare ‘to fly’

Proficient — Set 88

Set 88 of Proficient covers 5 words: volatile, cerebral, peripatetic, viable, blatant. Each entry below includes its definition, an example sentence, and synonyms — practice them with the interactive cards above.

  1. volatile · adjective/ˈvälədl/

    liable to change rapidly and unpredictably, especially for the worse

    The political situation was becoming more volatile.

    Synonyms: tense, strained, fraught, uneasy, uncomfortable

    Origin: Middle English (in the sense ‘creature that flies’, also, as a collective, ‘birds’): from Old French volatil or Latin volatilis, from volare ‘to fly’

  2. cerebral · adjective/ˈsɛrəbrəl/

    relating to the brain or intelligence

    The movie was very cerebral, making us think deeply about its themes.

    Synonyms: intellectual, brainy, smart

    Origin: from Latin 'cerebralis', derived from 'cerebrum' meaning 'brain'

  3. peripatetic · adjective/ˌpɛrɪpəˈtɛtɪk/

    traveling from place to place, especially on foot

    The peripatetic traveler enjoyed exploring new cities on foot every summer.

    Synonyms: itinerant, migrating, roaming

    Origin: Greek 'peripatētikos' meaning 'given to walking about'

  4. viable · adjective/ˈvaɪəbl/

    capable of working successfully or feasible

    The team developed a viable plan to improve sales next year.

    Synonyms: feasible, practical, workable

    Origin: from Latin 'vita', meaning 'life'

  5. blatant · adjective/ˈbleɪ.tənt/

    done openly and unashamedly

    His blatant disrespect for the rules made everyone upset.

    Synonyms: obvious, flagrant, brazen

    Origin: from Latin 'blatantem', present participle of 'blatāre' which means to croak or to bleat