sedmu'utu'i lujvo

x1=t1=s2 agrees by nodding with person(s)/position/side x2=t2 that x3=t3 (du'u) is true about matter x4=t4.

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

In notes:

sedmu'utoltu'i
x1=t1=s2 disagrees by shaking the head with person(s)/position/side x2=t2 that x3=t3 (du'u) is true about matter x4=t4.