kaffir vs caffer

kaffir and caffer both are nouns.

Word	Noun	Adjective	Verb	Adverb
kaffir	Yes	No	No	No
caffer	Yes	No	No	No

As nouns, kaffir and caffer are synonyms defined as:

kaffir and caffer: an offensive and insulting term for any Black African

Other synonyms of kaffir include caffre, kafir.

kaffir (noun)	caffer (noun)
an offensive and insulting term for any Black African	an offensive and insulting term for any Black African
important for human and animal food; growth habit and stem form similar to Indian corn but having sawtooth-edged leaves