Greilade or Greillade: How To spell?

The word Greilade is misspelled against Greillade, a noun meaning "Iron ore in coarse powder, prepared for reduction by the Catalan process."

Greillade has double "ll" is mispronounced as "l"
Remember double 'LL' in between the strings grei & ade which should not be misspelled with single 'L'
Wrong Spelling:  grei-l-ade 
Correct Spelling:  grei-ll-ade 
Find more wrongly spelled words of Greillade to spell it well.