sedmu'utu'i lujvo

t1=g1 agrees by nodding with person(s)/position/side t2 that t3 (du'u) is true about matter t4.

Cf. stedu, muvdu, tugni, tu'ifru.

In notes:

tu'ifru
f1=t1 makes facial gesture to show agreement with person(s)/position/side t2 that t3 (du'u) is true about matter t4.