Words that start with 'o' and contain 'ou'

What is the total number of words you're able to create from this combination of letters?
It's possible to derive 632 words with this combination.

Which word in particular from this list consists the largest number of letters?
The longest word is 21 letters long, which is 'overconscientiousness'.

Is there an example of a particular word from this page of word that starts with 'o' and includes 'ou' which might be considered as unusual?
The most peculiar word based on a recently conducted poll is 'oleous'. It is defined as "Oily. [R.] Ray. Floyer.".

Is there any word on this page that stands out as the most popular?
According to our records, the most common word that start with 'o' and include 'ou' is 'obvious'!

What is the highest score you're able to get in Scrabble from this list of words starting with 'o' that contain 'ou'?
With so many words from which to select, we'd recommend choosing 'otozoum' which scores 18 points.