The word Sexennialy is misspelled against Sexennially, an adverb meaning "Once in six years."
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Sexennially has double "ll" is mispronounced as "l"
Remember double 'LL' in between the strings sexennia & y which should not be misspelled with single 'L'
Wrong Spelling: sexennia-l-y
Correct Spelling: sexennia-ll-y
Find more wrongly spelled words of Sexennially to spell it well.