In fact, I've never seen anyone spell 'vacuum' as 'vacumn'. But if someone does, it is a spelling error. The correct form is 'vacuum' only. Maybe this mispelling happens because of the way the word is spoken (it sounds like an 'm' or 'n' in the end).
It is spelled vacuum.Vacuum.
Schwarzenegger
All of the words in the question are spelled correctly. The 11-letter word that is most often spelled incorrectly is...incorrectly.
None are, always. But the word "incorrectly" is often spelled that way, correctly.
A prefix is an added beginning to a word, which often changes its meaning. If you add the prefix "mis" to spelled, you get the word "misspelled", which means spelled incorrectly. This is, indeed, the antonym, or opposite, of spelled. disable, unable, and enable
The negative of "would" is "would not", often spelled (and pronounced) as "wouldn't".
The letters "ftneo" spell "often" -- but it is an adverb, not a noun.
The word bumble bee is a noun and does not need to be capitalized. The word can often be found spelled as one word: bumblebee.
Well a word cannot be spelled out of it - but a name can be spelled : GARFIELD
The word is spelled "the", just as you spelled it.The similar word is the archaic form of you, spelled thee.
The word is spelled beginning, just as you spelled it.
The word is spelled abortionist.