Which word that starts with 'p' and includes 'eth' is the most popular word?A common word for your search is 'plethoric'.
What is the most unusual word that starts with 'p' and includes 'eth'?Undeniably one of the most peculiar words from this list is 'parethmoid'. According to the Oxford dictionary, 'parethmoid' means "Near or beside the ethmoid bone or cartilage; -- applied especially to a pair of bones in the nasal region of some fishes, and to the ethmoturbinals in some higher animals. -- N. A parethmoid bone.".
How many letters are in the longest word on this list?The word 'polytetrafluoroethylene' has 23 characters.
How many actual words are possible to put together using the combination searched for?It's possible to create 116 words using the combination you specified.
What's the highest scoring word in Scrabble using the requested combination ?With so many words to select from, it's best to try 'phaethon' scoring 16 points in total.