Eldritch Puzzles of Unspeakable Madness

Being a former cryptologic linguist who loves puzzles, games, writing, and Lovecraft, I decided to combine my varied interests and publish this little abomination.  It's full of word puzzles, with a catch: it uses the eldritch vocabulary of H.P. Lovecraft.  My thought process was something like this: "What if Lovecraft had been a puzzle writer instead of a writer of weird fiction?"  Yes, madness would ensue. 

Or Howard would have been fired on day one.  Most likely the latter...