故弄玄虛

- kick up a cloud of dust; be deliberately mystifying; cast [throw] a mist before sb.'s eyes; deliberately to make things look mysterious; mystifying; make a mystery of ...; make things look unnecessarily mysterious; purposely to turn simple things [matters] into mysteries; play dishonest juggling tricks; purposely to mislead people with one's mystery stories; purposely to envelop the idea in an obscure language; purposely to mystify people with strange ideas; purposely to make a mystery of simple things; use a sleight of hand to fool people; use intrigues and tricks