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automated


operated by a machine rather than by people

The process of making candy at the factory is automated.

automated

specimens


samples, or examples used to represent a whole group

Jack collected several plant specimens for his science project.

specimens

precautions


things done in advance to try to prevent a dangerous or unpleasant occurrence

Wearing your seat belt while riding in a car is one of the most important safety precautions you can take.

precautions

unstable


not firm; unsteady or shaky

The famous Tower of Pisa in Italy began to lean because the ground beneath it is unstable.

unstable

plague


to trouble or annoy

Ants often plague people at picnics.

plague
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