SUMAK
Uzbek—English Dictionary (Dirks, 2005)
sumak
a kind of wooden pipe used for channeling the urine of an infant tied into a cradle downward into a small pot.
Index of Diwan Lughat al-Turk (TDK)
sumak
itaat etmek; bükülmek üzere sümek göndermek III, 248. 249