propensity

As an adjective irrevocable

is unable to be retracted or reversed; final.

As a noun propensity is

a tendency, preference, or attraction.

As nouns the difference between propensity and probability

is that propensity is a tendency, preference, or attraction while probability is the state of being probable; likelihood.

As an adjective predisposed

is inclined.

As a verb predisposed

is (predispose).

As a noun propensity is

a tendency, preference, or attraction.

As nouns the difference between propensity and tenor

is that propensity is a tendency, preference, or attraction while tenor is tenor.

As nouns the difference between willingness and propensity

is that willingness is the state of being willing while propensity is a tendency, preference, or attraction.

As a verb tend

is to kindle; ignite; set on fire; light; inflame; burn or tend can be (legal|old english law) to make a tender of; to offer or tender or tend can be (with to) to look after (eg an ill person).

As a noun propensity is

a tendency, preference, or attraction.

As nouns the difference between propensity and intuition

is that propensity is a tendency, preference, or attraction while intuition is immediate cognition without the use of conscious rational processes.

As nouns the difference between propensity and instinct

is that propensity is a tendency, preference, or attraction while instinct is a natural or inherent impulse or behaviour.

As an adjective instinct is

(archaic) imbued, charged ((with) something).

As nouns the difference between arrangement and propensity

is that arrangement is the act of arranging while propensity is a tendency, preference, or attraction.

As nouns the difference between propensity and interest

is that propensity is a tendency, preference, or attraction while interest is .

As a verb interest is

to engage the attention of; to awaken interest in; to excite emotion or passion in, in behalf of a person or thing.