δυσμαχής

From LSJ

τὸ ἓν καὶ τὸ ὂν πολλαχῶς λέγεται → the term being and the term one are used in many ways, one and being have various meanings, one and being have many senses

Source

Spanish (DGE)

-ές
rebeldeδυσάγωγος τε καὶ δ. op. ὁ ἐπιεικὴς καὶ εὐήνιος Cyr.Al.M.69.861C.