The word Dumy is misspelled against Dummy, a noun meaning "A floating barge connected with a pier."
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Dummy has double "mm" is mispronounced as "m"
Remember double 'MM' in between the strings du & y which should not be misspelled with single 'M'
Wrong Spelling: du-m-y
Correct Spelling: du-mm-y
Check more misspelled words of Dummy to spell it correct.