のどちんこ
nodochinko

Noun

1. uvula

Colloquial
Usually Written in Kana
Related to 口蓋垂
あお けに ると、舌 したやノドチンコがノドの おく がるため、上 じょう気道 きどう ふさがりやすくなります。
aomukeni neruto shitaya nodochinkoga nodono okuni sagaru tame jōkidōga fusagariyasukunarimasu.
If you sleep on your back it's easier for your upper airway to be obstructed because your tongue, uvula, etc. slip towards the back of your throat.