Refered or Referred: How To spell?

The word Refered is misspelled against Referred, which is past tense of "Refer"

Referred has double "rr" is mispronounced as "r"
Remember double 'RR' in between the strings refe & ed which should not be misspelled with single 'R'
Wrong Spelling: refe-r-ed
Correct Spelling: refe-rr-ed
Explore spell check of Referred to spell without errors.