Patered or Pattered: How To spell?

The word Patered is misspelled against Pattered, which is past tense of "Patter"

Pattered has double "tt" is mispronounced as "t"
Remember double 'TT' in between the strings pa & ered which should not be misspelled with single 'T'
Wrong Spelling: pa-t-ered
Correct Spelling: pa-tt-ered
Explore spell check of Pattered to spell without errors.