The Soqotri verb, unknown to our informants, seems to be rather reliably attested in Müller 1905:261, l. 15–16.
Soqotri
ébˁe - to make a newborn animal suckle a female animal which is not his mother (together or not with its real mother)
(CSOL I 510; CSOL II 428; Naumkin et al. 2013a:69)