powerfulmotive

noun
UK /ˈpaʊəfʊl ˈməʊtɪv/
US /ˈpaʊərfəl ˈmoʊtɪv/

A powerfulmotive is a very strong reason that makes someone want to do something.

Her powerfulmotive for practicing every day was to win the big race.


OTHER MEANINGS

2. A feeling inside that pushes a person to act with great energy.

Curiosity was the powerfulmotive behind his endless questions.

3. A main reason that makes a whole group work hard together.

The powerfulmotive for the team was helping their town.

4. A hidden reason that strongly affects what someone chooses to do.

The detective looked for the powerfulmotive behind the mystery.