knithreaded
check out this site. i offers plenty of eleven letter words. http://aaron.doosh.net/lexicon/11LetterWords.html
Singularity
If you can repeat letters, you can make the word 'eleven'.
There is no eleven letter word that can be made with the letters 'dypnuolayie'.
There is no direct thirteen-letter anagram of the letters naigornutnema. The longest words you can make out of those letters are the eleven-letter long words nonargument and ornamenting.
There is no eleven letter word spelled with the letters 'mscoospiynj'.Words that can be made from those letters are:coinconcoocoopcopcopycosmoscoyIiconicyimpinionisjimsonjoinjoymissmojomoomoonmopmossmossymymyopicnipnonoisyonoopspipinpoipoisonponypooscionscoopsicsinsipsissnipsnoopsnoopysosonsonicsoonsoyspicyspoonspyyip
irrelevance
anonymously
kindhearted
anesthesia or anesthetic; one needs the Amer. spelling to make ten letters. Anaesthesia is eleven.
The eleven letter word is preliminary.
there are not enough letters to make a 9 letter word