demoralize
bother
frustrate
press
pressure
tribulate
beset
distress
oppress
gag
worry
haunt
to distress, bother
(syn)
to harass, pester, badger
to irritate, vex, annoy
to chase, pursue
to (op)press, push, pressure
to bait, heckle, hector
to constrict, strangle, (of a shoe) pinch