Where does “Gello” come from?

Gello (English) comes from Ancient Greek Γελλώ, from Akkadian 𒂵𒀠𒇻𒌑.

Ancestry of “Gello”, step by step

Step	Language	Word	Meaning
1	Ancient Greek	Γελλώ	—
2	Akkadian	𒂵𒀠𒇻𒌑	—