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    chronic

    US /ˈkrɑnɪk/

    UK /'krɒnɪk/

    • Adjective
    • Always or often doing something, e.g. lying
    • (Of disease) over a long time; serious
    multiple

    US /ˈmʌltəpəl/

    UK /ˈmʌltɪpl/

    • Adjective
    • Having or involving more than one of something
    • Having or involving several parts, elements, or members.
    • Countable Noun
    • Number produced by multiplying a smaller number
    • A number of identical circuit elements connected in parallel or series.
    metabolism

    US /mɪˈtæbəˌlɪzəm/

    UK /məˈtæbəlɪzəm/

    • Uncountable Noun
    • Chemical processes to convert food to energy
    • The rate at which the body uses energy.
    boost

    US /bust/

    UK /bu:st/

    • Transitive Verb
    • To increase something; to make something better
    • To push someone or something up from beneath them
    • Noun (Countable/Uncountable)
    • An increase in something
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