Ferumination or Ferrumination: How To spell?

The word Ferumination is misspelled against Ferrumination, a noun meaning "The soldering ir uniting of me/ als."

Ferrumination has double "rr" is mispronounced as "r"
Remember double 'RR' in between the strings fe & umination which should not be misspelled with single 'R'
Wrong Spelling:  fe-r-umination 
Correct Spelling:  fe-rr-umination 
Check more misspelled words of Ferrumination to spell it correct.

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