Refine this word faster

Self-starter

noun

Noun

1
A person who shows initiative and resourcefulness.
"Purchasing a snowplow transforms Homer into a new man. Mr. Burns' laziest employee suddenly becomes an ambitious self-starter who buys ad time on local television at 3:17 A.M^([sic]) (prime viewing hours, Homer gingerly volunteers, for everyone from alcoholics to the unemployable to garden-variety angry loners) and makes a homemade commercial costarring his family."
2
an electric starting motor that automatically starts an internal-combustion engine wordnet
3
A mechanism (usually one operated by electricity, compressed air, a spring, or an explosive gas), attached to an internal-combustion engine, as on an automobile, and used as a means of starting the engine without cranking it by hand.
4
an energetic person with unusual initiative wordnet
5
An engine so equipped, or the vehicle that it powers.
"His ancient Cadillac was one of the first self-starters."

From self- + starter.

Unscramble this word: selfstarter