IPA: /ˌneɪzoʊˈfɛrɪndʒiəl/
KK: /næsəˈfɛrɪndʒiəl/
Relating to the upper part of the throat that connects the nose and mouth.
The doctor examined the nasopharyngeal area for any signs of infection.
Nasopharyngeal → It is formed from "naso-" (from Latin "nasus", meaning nose) and "pharyngeal" (from Greek "pharynx", meaning throat). The word refers to the area that connects the nose and throat.
Think of the 'nose' ('naso-') and the 'throat' ('pharyngeal') being connected — that's what nasopharyngeal refers to.