The word Teaseling is misspelled against Teaselling, which is present continuous of "Teasel"
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Teaselling has double "ll" is mispronounced as "l"
Remember double 'LL' in between the strings tease & ing which should not be misspelled with single 'L'
Wrong Spelling:  tease-l-ing 
Correct Spelling:  tease-ll-ing 
Find more wrongly spelled words of Teaselling to spell it well.