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

What is the most popular word on this page?
We've identified that 'oblique' is the 20344^th most common word.

What is the most unusual word that starts with 'o' and includes 'qu'?
Ranking as our favorite interesting word on this page is 'obliquity'. The definition of 'obliquity' is as follows: "1. The condition of being oblique; deviation from a right line; deviation from parallelism or perpendicularity; the amount of such deviation; divergence; as, the obliquity of the ecliptic to the equator. 2. Deviation from ordinary rules; irregularity; deviation from moral rectitude. To disobey [God]...imports a moral obliquity. South.". Credit to the Oxford Dictionary.

How many words could one make from this list?
Altogether, there are up to 104 words.

What is the highest number of points you can get in Scrabble using this list of words that start with 'o' and include 'qu'?
As there are so many words to choose from, your best bet is to consider 'outquaff' scoring 23 points in total.

How many letters are in the longest word on this list?
'overobsequiousness', made up of 18 characters.