Words

Akkadian
ṣarṣaru - cricket (CAD Ṣ 115, AHw. 1086)
Akkadian
ṣawāru - neck (AHw. 1087)
Sargonic only.
Akkadian
ṣayyādu - hunter (CAD Ṣ 66, AHw. 1075)
in a few literary texts of the first millennium, WS influence or loanword
Akkadian
šeḫēḳu - to sneeze(?) (CAD Š₂ 263; AHw. 1210)

< *ŝḥḳ < *ṣ̂ḥḳ? The very meaning “to sneeze” is hardly ever attested in the extant Akkadian corpus. Our dictionaries consider this verb as a candidate, but it remains semantically difficult. See further SED I No. 70ᵥ.

Akkadian
ṣeḫēru - to become small, few, to be young (CAD ṣ 120)
ṣuḫāru = (male) child, adolescent; servant, subordinate, employee
Akkadian
ṣēlu - rib, side (part of the human and the animal body); side (of an object) (CAD Ṣ 124, AHw. 1090)
Akkadian
ṣemēru - to have indigestion (CAD Ṣ 126, AHw. 1090)
Akkadian
ṣēnu - small cattle (CAD Ṣ 128, AHw. 1090)
Akkadian
ṣênu - to load (CAD Ṣ 131, AHw. 1091)
Akkadian
ṣernettu - a skin disease (CAD Ṣ 127, AHw. 1090)