ᴹ√PIW root. “spit”
A root in The Etymologies of the 1930s glossed “spit” with derivatives like ᴹQ. piuta- and N. puia- of the same meaning (Ety/PIW). See the entry ᴹ√PITH for a discussion of other roots of similar meaning.
Reference ✧ Ety/PIW ✧ “spit”