backlash

a strong negative reaction to something, especially when it is unexpected or caused by a sudden change

reacción negativa, rechazo

• there is/has been a backlash against sth

Collocations backlash against feminism · backlash from the public

• There was a strong backlash against the new law.

  Hubo una fuerte reacción negativa contra la nueva ley.

a force that acts in the opposite direction to something, especially when it is caused by movement or change

reacción contraria, retroacción

• backlash of sth

Collocations backlash from a sudden stop · backlash in the system

• The car's brakes caused a strong backlash.

  Los frenos del coche causaron una fuerte retroacción.