Stopered or Stoppered: How To spell?

The word Stopered is misspelled against Stoppered, which is past tense of "Stopper"

Stoppered has double "pp" is mispronounced as "p"
Remember double 'PP' in between the strings sto & ered which should not be misspelled with single 'P'
Wrong Spelling: sto-p-ered
Correct Spelling: sto-pp-ered
Find more incorrect spellings of Stoppered to spell right way.