baffle

/ˈbæfəl/

transitive verb

Totally bewilder or perplex.

an unexplained occurrence that baffled everyone

puzzling,bewildering,perplexing,mystifying,bemusing,confusing,unclear,difficult to understand,hard to understand,beyond one,above one’s head

noun

A device used to restrain the flow of a fluid, gas, or loose material or to prevent the spreading of sound or light in a particular direction.

you can cut out glare from a strip light by concealing it behind a baffle