The word Dieteticaly is misspelled against Dietetically, an adverb meaning "In a dietetical manner."
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Dietetically has double "ll" is mispronounced as "l"
Remember double 'LL' in between the strings dietetica & y which should not be misspelled with single 'L'
Wrong Spelling:  dietetica-l-y 
Correct Spelling:  dietetica-ll-y 
Find more wrongly spelled words of Dietetically to spell it well.