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    crucial

    US /ˈkruʃəl/

    UK /'kru:ʃl/

    • Adjective
    • Extremely important or necessary
    • Of great importance to the success of something.
    phrase

    US /frez/

    UK /freɪz/

    • Noun
    • Common expression or saying
    • Section of musical notes in a piece of music
    • Verb (Transitive/Intransitive)
    • To choose words to say what you mean clearly
    effort

    US /ˈɛfət/

    UK /ˈefət/

    • Uncountable Noun
    • Amount of work used trying to do something
    • A conscious exertion of power; a try.
    A2TOEIC
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    severe

    US /səˈvɪr/

    UK /sɪ'vɪə(r)/

    • Adjective
    • Very bad; harsh
    • (Of clothes, etc.) plain; simple; not decorated
    A2TOEIC
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