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