PES

*fss - to spill, to pour (EDA I 406)

A comparison with Akk. pašāšu ‘to anoint’ is possible.

Tigre
fässä - to become plentiful, to swell; to spread; verser (de l'eau) (WTS 661)
Amharic
fässäsä - to spill, to pour; to spread, to be scattered about (AED 2292)
Selti
afäsäsä - to spill, to spill out, to leak (EDG 246)
Wolane
afäsäsä - to spill, to spill out, to leak (EDG 246)
Ezha
afässäsä - to spill, to spill out, to leak (EDG 246)
Masqan
fässäsä - to be spilled (EDG 246)
Masqan
afässäsä - to spill, to spill out, to leak (EDG 246)