mystify

Verb

Synonyms: perplex vex stick get puzzle baffle beat pose bewilder flummox stupefy nonplus

WordNet 3.0

Verb (2)

be a mystery or bewildering to“This beats me!”“Got me--I don't know the answer!”“a vexing problem”“This question really stuck me”Synonyms: perplex vex stick get puzzle baffle beat pose bewilder flummox stupefy nonplus gravel amaze dumbfound
make mysterious“mystify the story”

Webster's Dictionary (GCIDE)

Mystify \Mys"ti*fy\, v. t. [imp. & p. p. Mystified; p. pr. & vb. n. Mystifying.] [F. mystifier, fr. Gr. ? + L. -ficare (in comp.) to make. See 1st Mystery, and -fy.]

1.To involve in mystery; to make obscure or difficult to understand; as, to mystify a passage of Scripture. [1913 Webster]

2.To perplex the mind of; to puzzle; to impose upon the credulity of; to baffle; as, to mystify an opponent. [1913 Webster]

He took undue advantage of his credulity and mystified him exceedingly.— Ld. Campbell.[1913 Webster]