worrying

nouns

the act of harassing someone
is derived from
the act of moving something by repeated tugs or pushes
"vigorous worrying finally loosened the saw"
is a type of (narrower)
the act of agitating something; causing it to move around (usually vigorously)

adjectives

causing distress or worry or anxiety
"distressing (or disturbing) news"; "lived in heroic if something distressful isolation"; "a disturbing amount of crime"; "a revelation that was most perturbing"; "a new and troubling thought"; "in a particularly worrisome predicament"; "a worrying situation"; "a worrying time"