PS

*ṯamāniy- - eight (Kogan 2009: 73)

Akkadian
samāne - eight (CAD S 110, AHw. 1017)
Ugaritic
ṯmn(y) - eight (DUL³ 901)
Phoenician
šmn - eight (DNWSI 1163)
Hebrew
šəmonā - eight (HALOT 1569)
Syriac
tmāne - eight (LSyr. 827, SL 1653)
Arabic
ṯamāniⁿ - eight (Lane 355)
Sabaic
ṯmn - eight (SD 150)
Geez
səmn - eight (CDG 502)
Tigre
samān - eight (WTS 173)
Tigrinya
šommontä, šämmontä - eight (TED 816)
Amharic
səmmənt - eight (AED 473, Ludolf 23)
Argobba
səmmənt - eight (Leslau 1997:220, Wetter 2010:269, AAD 155)
Harari
sūt - eight (EDH 143)
Also in Ancient Harari sūt (Cerulli 1936:431), sut (Wagner 1983:310).
Selti
səmmut - eight (EDG 547)
Wolane
summut - eight (EDG 547)
Zway
səmmut - eight (EDG 547)
Gafat
səmməntä - eight (Leslau 1956:230)
Chaha
səmʷət, sunt, suwə̃t - eight (EDG 547)
Ezha
səmut - eight (EDG 547)
Endegen
sumt, sunt, sū̃t - eight (EDG 547)
Muher
səmmut - eight (EDG 547)
Masqan
səmmut - eight (EDG 547)
Gogot
səmmut - eight (EDG 547)
Soddo
səmmənt - eight (EDG 547)