The word Clatering is misspelled against Clattering, which is present continuous of "Clatter"
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Clattering has double "tt" is mispronounced as "t"
Remember double 'TT' in between the strings cla & ering which should not be misspelled with single 'T'
Wrong Spelling:  cla-t-ering 
Correct Spelling:  cla-tt-ering 
Find more wrongly spelled words of Clattering to spell it well.