of unknown origin

listen to the pronunciation of of unknown origin
English - English
idiopathic
mysterious
of unknown origin

    Hyphenation

    of un·known o·ri·gin

    Turkish pronunciation

    ıv ınnōn ôrıcın

    Pronunciation

    /əv ənˈnōn ˈôrəʤən/ /əv ənˈnoʊn ˈɔːrəʤən/
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