We don't have synonyms for jumana yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are jumna, cumana and juana.
(n) :
Alternative form of Jumano (“member of American tribe”). [(historical) A member of a tribe or tribes inhabiting a large area of western Texas, New Mexico, and northern Mexico, first encountered by Spanish explorers in 1581.]
(n) :
Alternative form of Yumana (“Arawakan language”). [An extinct Arawakan language.]
(n) :
Alternative form of Jumano (“member of American tribe”). [(historical) A member of a tribe or tribes inhabiting a large area of western Texas, New Mexico, and northern Mexico, first encountered by Spanish explorers in 1581.]
(n) :
Alternative form of Yumana (“Arawakan language”). [An extinct Arawakan language.]