We don't have synonyms for stewarts yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are steward, stewards and stewart.
(n) :
A Scottish surname originating as an occupation.
(n) :
A male given name transferred from the surname.
(n) :
Historical spelling of Stuart (“royal house regnant in Scotland from 1371 and in England from 1603, until 1714”); the standard spelling until the reign of French-raised Mary, Queen of Scots, in the mid-16th century.
(n) :
A Scottish surname originating as an occupation.
(n) :
A male given name transferred from the surname.
(n) :
Historical spelling of Stuart (“royal house regnant in Scotland from 1371 and in England from 1603, until 1714”); the standard spelling until the reign of French-raised Mary, Queen of Scots, in the mid-16th century.