mys·ti·fy 
/ˈmɪstəˌfaɪ/ verb
mys·ti·fies; mys·ti·fied; mys·ti·fy·ing /ˈmɪstəˌfaɪ/ verb [+ obj] : to confuse (someone) completely
▪ The cause of the disease mystified doctors for many years. ▪ Her strange behavior has mystified [=baffled] her friends and family. ▪ I was thoroughly mystified by his reaction. [=I could not understand his reaction] ▪ The magician has been mystifying his audiences for years with his amazing tricks.
▪ The cause of the disease mystified doctors for many years. ▪ Her strange behavior has mystified [=baffled] her friends and family. ▪ I was thoroughly mystified by his reaction. [=I could not understand his reaction] ▪ The magician has been mystifying his audiences for years with his amazing tricks.
— mys·ti·fi·ca·tion /ˌmɪstəfəˈkeɪʃən/ noun [noncount]
/ˌmɪstəfəˈkeɪʃən/ noun [noncount]— mystifying adjective [more mystifying; most mystifying]
▪ her mystifying behavior
▪ her mystifying behavior
— mys·ti·fy·ing·ly adverb
