Where does “camellar” come from?

camellar (Spanish) comes from Spanish camello, from Old Spanish camello, from Vulgar Latin camellus, from Latin camēlus, from Ancient Greek κάμηλος, from Proto-Semitic gamal-.

camellar (Spanish): to work continuously and arduously; to work like a mule

Definitions

to work continuously and arduously; to work like a mule

Ancestry of “camellar”, step by step

Step	Language	Word	Meaning
1	Spanish	camello	camel; pusher, drug dealer
2	Old Spanish	camello	camel
3	Vulgar Latin	camellus	—
4	Latin	camēlus	a camel
5	Ancient Greek	κάμηλος	camel
6	Proto-Semitic	gamal-	—

Every word from Proto-Semitic gamal- →Every word from Ancient Greek κάμηλος →Every word from Latin camēlus →