noun, masculine/ˈpɾodɾomo/plural: pródromos
prodrome (early symptom of an illness)
Borrowed from French prodrome, from New Latin prodromus (“precursor”), from Ancient Greek πρόδρομος (pródromos), from προ- (pro-, “before”) + δρόμος (drómos, “race”). By surface analysis, pro- + -dromo.