Words that contain 'oa' and end in 'in'

How many words can you make using the specified combination?
You can derive 30 words using the specified combination.

What's a peculiar word on this page?
There are many interesting words in this list, although our favorite word is 'goatskin'. 'Goatskin''s definition is "The skin of a goat, or leather made from it. -- A. Made of the skin of a goat.", according to the English dictionary.

What's the highest scoring word you can play in Scrabble ?
For a total of 22 points in Scrabble, you are able to play 'hoactzin'.

How many characters does the longest word on this page consist of?
The longest word that's possible to construct from the specified combination is 'bacterioagglutinin', and it has 18 characters.

Which word that has 'oa' in and ends with 'in' is the most popular word in the dictionary?
As far as well-known words go, there's 'boatswain', which ranks as the 28766^th most common word.