Where does “ivyire” come from?

ivyire (Norman) comes from Old French yvoire, from Latin eboreus, from Latin ebur, from Demotic yb, from Egyptian ꜣbw, from Egyptian ꜣb, from Proto-Afroasiatic *leb-.

ivyire (Norman): ivory

Definitions

ivory

Ancestry of “ivyire”, step by step

Step	Language	Word	Meaning
1	Old French	yvoire	—
2	Latin	eboreus	ivory
3	Latin	ebur	ivory; a thing made of ivory; an elephant
4	Demotic	yb	ivory, Elephantine
5	Egyptian	ꜣbw	cessation; elephant; elephant tusk
6	Egyptian	ꜣb	to stop, to take a break; to cease or stop; to...
7	Proto-Afroasiatic	*leb-	—

Every word from Proto-Afroasiatic *leb- →Every word from Egyptian ꜣb →Every word from Egyptian ꜣbw →