backlash
noun
[ ˈbaklaʃ ]
• a strong negative reaction by a large number of people, especially to a social or political development.
• "a public backlash against racism"
Similar:
adverse reaction/response,
counteraction,
counterblast,
comeback,
recoil,
retaliation,
reprisal,
repercussions,
reverberations,
fallout,
backwash,
• recoil arising between parts of a mechanism.