We don't have synonyms for sattle yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are battle, tattle and settle.
(v) :
(UK, dialectal) Alternative form of settle, especially in the senses of "silence; become or make calm or orderly; adjust differences or accounts; settle down". [To conclude or resolve (something):]
(v) :
(UK, dialectal) Alternative form of settle, especially in the senses of "silence; become or make calm or orderly; adjust differences or accounts; settle down". [To conclude or resolve (something):]