The lexical aspect (aktionsart) of verbs or predicates that change over time and have no natural end point.
Something done as an action or a movement.
Something done for pleasure or entertainment, especially one involving movement or an excursion.
The state or quality of being active; activeness.
The number of radioactive decays per unit time. Unit for it: becquerel or curie
The propery of substances to react with other substances
Not busy, of low quantity.
Not talking much or not talking loudly; reserved.
With little or no sound; free of disturbing noise.
Not showy; undemonstrative.
Requiring little or no interaction.
Having little motion or activity; calm.
The absence of sound; quietness.
The absence of movement; stillness, tranquility.
The absence of disturbance or trouble; peace, security.
Be quiet.
To become quiet or calm.
To cause (someone or something) to become quiet.