If you add l you get flavour, but if you add s you get favours.
Are is the three letter word. Add an A to the end and you have Area.
Shoo- or add the letter T to get shoot.
Add S to get haste.
twill
here
When you add the letter 't' to the word 'sigh', you get 'sight', which is the sense of seeing.
Shut means to close.
writhe
negative THREE three is a three letter word!1-2-3.
There is no English 11-letter word you can make using all of the letters in accomplish and adding one more letter.
the word is chose
Hated