Demured or Demurred: How To spell?

The word Demured is misspelled against Demurred, which is past tense of "Demur"

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

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