The act of exciting or putting in motion; the act of rousing up or awakening.
The activity produced in an organ, tissue, or part, such as a nerve cell, as a result of stimulation
The act of producing excitement (stimulation); also, the excitement produced.
A transition of a nucleus, atom or molecule to an excited state by the absorption of a quantum of energy; the opposite of relaxation
An instance or cause of such a feeling.
A strong feeling of anxiety.
A person who causes worry.
To harass; to irritate or distress.
To touch repeatedly, to fiddle with.
To be troubled; to give way to mental anxiety or doubt.
To seize or shake by the throat, especially of a dog or wolf.
Disturb the peace of mind of; afflict with mental agitation or distress.