We don't have synonyms for afrikanders yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are afrikaner, afrikander and afrikaners.
(n) :
Archaic form of Afrikaner (“member of ethnic group”). [A member of an ethnic group of northwestern European ancestry and associated with southern Africa and the Afrikaans language.]
(n) :
Alternative form of Afrikaner (“breed of cattle”). [A member of an ethnic group of northwestern European ancestry and associated with southern Africa and the Afrikaans language.]
(n) :
Archaic form of Afrikaner (“member of ethnic group”). [A member of an ethnic group of northwestern European ancestry and associated with southern Africa and the Afrikaans language.]
(n) :
Alternative form of Afrikaner (“breed of cattle”). [A member of an ethnic group of northwestern European ancestry and associated with southern Africa and the Afrikaans language.]