mystifying
adjective
[ ˈmɪstɪfʌɪɪŋ ]
• utterly bewildering or perplexing.
• "a mystifying phenomenon"
mystify
verb
• utterly bewilder or perplex (someone).
• "I was completely mystified by his disappearance"
Similar:
bewilder,
puzzle,
perplex,
baffle,
confuse,
confound,
bemuse,
obfuscate,
nonplus,
throw,
get,
flummox,
be all Greek to,
stump,
bamboozle,
beat,
faze,
fox,
wilder,
gravel,
maze,
Origin:
early 19th century: from French mystifier, formed irregularly from mystique ‘mystic’ or from mystère ‘mystery’.