We have to reckon with the headiness and excitability of youth.

The threshold of excitability changes under most various conditions.

But this excitability was soothed by the country, and in his own parish he was at his best.

His excitability was great: his self-control was not yet developed.

The excitability, irritation, and recklessness which had previously characterized them had disappeared.

Dr. Melton apparently was off on another tangent of excitability.

He had seen his rage, and he knew the excitability innate in the whole family.

The most trifling circumstances stimulate their excitability.

The effect of continued light on Mimosa is an enhancement of excitability.

They prove conclusively the diurnal variation of excitability in Mimosa.