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    tough

    US /tʌf/

    UK /tʌf/

    • Adjective
    • (Of food) difficult to chew or bite through
    • Very difficult to do or deal with
    • Noun
    • A rough and aggressive person.
    trigger

    US /ˈtrɪɡɚ/

    UK /'trɪɡə(r)/

    • Noun
    • Lever on a gun that you pull to fire
    • Device that starts a process
    • Transitive Verb
    • To start a process off e.g. a memory
    • To cause something to begin or happen.
    iconic

    US /aɪˈkɑnɪk/

    UK /aɪˈkɒnɪk/

    • Adjective
    • Being widely recognized as a symbol of something
    sustainable

    US /səˈsteɪnəbl/

    UK /səˈsteɪnəbl/

    • Adjective
    • Capable of continuing for a long time
    • Able to be maintained without running out of
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