The word Imixture is misspelled against Immixture, a noun meaning "Freedom from mixture; purity."
-->
Immixture has double "mm" is mispronounced as "m"
Remember double 'MM' in between the strings i & ixture which should not be misspelled with single 'M'
Wrong Spelling:  i-m-ixture 
Correct Spelling:  i-mm-ixture 
Check more misspelled words of Immixture to spell it correct.