xsp'a'ax [xs/*p'a'ax]
intransitive verb. slurp, smack your lips
../mp3s/x/xspa'ax-dl-hb-03.mp3 Amuksa gyet wil xsp'a'ag̱n. People are listening to how you slurp.

Related entries: Free Variant xsp'a̱'a̱  slurp

Source: Draft Dictionary entry.