"On another forum I visit
"
Oh, what shame, moonlighting. If you want to know the answer, A2K is the only place.
Remember A2K rules KO. (sorry, I am dyslectic) OK!
"
the solution you seek is impossible."
When all the possibilities have been eliminated, what ever is left, no matter how improbable, must be the answer. (With apologies to Sherlock Holmes).
"one of the words below so that all the words are in an alphabetical sequence"
Move ?'below' it is in alphabetical sequence.