Where does “bechicus” come from?

bechicus (Latin) comes from Ancient Greek βηχικός, from Ancient Greek βήξ — cough.

Ancestry of “bechicus”, step by step

Step	Language	Word	Meaning
1	Ancient Greek	βηχικός	of or for a cough
2	Ancient Greek	βήξ	cough

bechicus — Etymology, Origin & Word History | Etymology Explorer