Stamered or Stammered: How To spell?

The word Stamered is misspelled against Stammered, which is past tense of "Stammer"

--> Stammered has double "mm" is mispronounced as "m"
Remember double 'MM' in between the strings sta & ered which should not be misspelled with single 'M'
Wrong Spelling:  sta-m-ered 
Correct Spelling:  sta-mm-ered 
Explore spell check of Stammered to spell without errors.

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