We don't have synonyms for shelta yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are shelty, shelia and shela.
(n) :
(Ireland) A language spoken by some Irish Travellers, particularly in Ireland, but also in Britain, which has been heavily influenced by English and Irish and is now effectively a cant or creole, though some scholars think it may have originated as and may retain elements of a non-Irish, non-English language.
(n) :
(Ireland) A language spoken by some Irish Travellers, particularly in Ireland, but also in Britain, which has been heavily influenced by English and Irish and is now effectively a cant or creole, though some scholars think it may have originated as and may retain elements of a non-Irish, non-English language.