
1) Bamboo musical instrument 2) End-blown flute
Found on
https://www.crosswordclues.com/clue/tungso

The tungso (sometimes tongso) is a Korean notched, end-blown vertical bamboo flute used in Korean traditional music. It is similar to the danso, but longer and larger. The instrument is parallel to the Chinese xiao and Japanese shakuhachi. A distinctive feature of the tungso, unlike other vertical flutes is that it may have a buzzing membrane, sim...
Found on
http://en.wikipedia.org/wiki/Tungso
No exact match found.