PS

*ˁṣ̂p/*ṣ̂ˁp - to tie, to wrap (CDG 74‒75)

the root *ˁṭp is related to the present (CDG 75) Proto-MSA *γfṣ̂ might also be related

Akkadian
eṣēpu - to twine, to double (CAD E 345; AHw 252)
Hebrew
ṣāˁīp - wrap, veil (HALOT 1041)
Arabic
ḍˁf - III. to double (Lane 1791)
Geez
ˁaṣafa - to bend, fold up, double (CDG 74)
Tigre
ˁaṣfa - to fold; to double (WTS 492)
Tigrinya
ˁaṣäfä - to fold; to bend (TED 1946)
Amharic
aṣṣäfä - to fold; to bend; to roll up (AED 1340, 1346)
Argobba
haṭṭäfä - to fold (EDG 108)
Gurage
aṭäfä/aṭṭäfä - to fold (EDG 108)