Motivation

Fits when the cause or purpose of an action should be plain

Careful A reason can explain behavior without emotionally motivating it.

Fits when a meaningful aim organizes action

Careful Purpose can exist without enough current energy to act.

Fits when an external reward or consequence encourages action

Careful Incentive excludes many internal values and can encourage the wrong behavior.

Fits when the underlying reason, including a hidden one, is under examination

Careful Motive can sound suspicious or criminal in everyday praise.

Fits when a specific force or event starts movement

Careful Impetus is the initial push and may not sustain effort.

Fits when strong inner energy supports persistent effort

Careful Drive can become compulsive and says little about the reason behind it.

Fits when firm resolve continues despite difficulty

Careful Determination can persist without enjoyment or clear purpose.

Fits when eager interest makes action feel appealing

Careful Enthusiasm may fade quickly and is not required for disciplined action.

Fits when prior progress makes continued action easier

Careful Momentum depends on movement already underway and is not an internal reason.

Fits when consent and readiness to act are the accurate level

Careful Willingness may be passive and less energetic than motivation.