Is there a word on this page that sticks out as the most common?The most well-known word for the combination you requested is 'opinion'.
What is the maximum number of words one can make from words that start with 'o' and include 'pin'?You could make 112 words using the specified letter combination.
What word from this page is the most unique?We feel that 'opinicus' to be the most peculiar word you can construct. According to the English dictionary, 'opinicus' is defined as "An imaginary animal borne as a charge, having wings, an eagle's head, and a short tail; -- sometimes represented without wings.".
What's the longest word you can make using this list?The word 'oophorosalpingectomy' contains 20 characters.
What is the highest number of points you're able to get in Scrabble from this list of words starting with 'o' that contain 'pin'?As there are plenty of words to pick from, your best choice is to choose 'opinably' scoring 15 points overall.