We don't have synonyms for self-starters yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are self-starter, self starters and self starter.
(n) :
A person who shows initiative and resourcefulness.
(n) :
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.
(n) :
An engine so equipped, or the vehicle that it powers.
(n) :
A person who shows initiative and resourcefulness.
(n) :
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.
(n) :
An engine so equipped, or the vehicle that it powers.