Bladered or Bladdered: How To spell?

The word Bladered is misspelled against Bladdered, which is past tense of "Bladder"

--> Bladdered has double "dd" is mispronounced as "d"
Remember double 'DD' in between the strings Bla & ered which should not be misspelled with single 'D'
Wrong Spelling:  Bla-d-ered 
Correct Spelling:  Bla-dd-ered 
Explore spell check of Bladdered to spell without errors.

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