pro·pen·si·ty
/prəˈpensətē/

Noun
An inclination or natural tendency to behave in a particular way.

Synonyms
inclination - tendency - leaning - proclivity - bent


am·pli·tude
/ˈampliˌt(y)o͞od/

Noun
The maximum extent of a vibration or oscillation, measured from the position of equilibrium.
The maximum difference of an alternating electrical current or potentia...