perturb
/pərˈtɜrb/
verb
- To make someone worried or anxious; to disturb their calmness.
- The strange noise from the attic perturbed the family.
- Don't let small problems perturb you; everything will be fine.
- It perturbed her that he hadn't called by midnight.
- To cause a system, process, or object to change from its normal or expected state, especially in science or mathematics.
- Adding a small amount of heat can perturb the chemical equilibrium.
- The gravitational pull of the moon perturbs the orbit of satellites.
- The experiment was designed to perturb the magnetic field and observe the results.