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  1. Newbie
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    #1

    Able><unable,ability><inability

    please help me this question.My morphology tutor give us a week to answer his question, "able" is an adjective and the opposite of it is "unable",but the opposite of "ability"(noun) is "inability",so why there's a diffirence,exactly is the prefix "un" and "in".Please help me
    Thank you so much
    Last edited by hongson; 20-Mar-2013 at 16:20.

  2. Raymott's Avatar
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    #2

    Re: Able><unable,ability><inability

    Quote Originally Posted by hongson View Post
    Dear teacher,please help me this question.My morphology tutor give us a week to answer his question, "able" is an adjective and the opposite of it is "unable",but the opposite of "ability"(noun) is "inability",so why there's a diffirence,exactly is the prefix "un" and "in".Please help me
    Thank you so much
    What have you come up with in your research so far?

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