Naomi Osaka is a proper noun referring to the professional tennis player. The name blends a Japanese given name (Naomi) with a surname (Osaka) of Japanese origin; when spoken in English, it is typically stressed on the first syllable of Naomi and on the first syllable of Osaka. It is not a verb in standard usage, but it is often spoken about in sports journalism and interviews. In context, expect clear enunciation of both given name and surname.
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