Corrigendum
haphazardly
exquisitely or masterpiece
incorrectly is the 11 letter word that is always spelled incorrectly because that's how it is spelled.
All of the words in the question are spelled correctly. The 11-letter word that is most often spelled incorrectly is...incorrectly.
Circumspect, calculating
A ten letter word for the process is metabolism. An 11 letter word is respiration.
An 11 letter word having to do with sex is fornication.
The 11-letter word that refers to a type of anime is Planimeters.
An 11 letter word that refers to invading one's property is "trespassing".
Underground is a 11 letter word starting with U and ending with D.
letter word that starts with a g?"
What 11-letter word has five a's but no other vowels in it?
Only one I can think of is Solid Disk Drive but it's 16 letters not 11
Temperature
"antibiotics"
liquidation
catastrophe