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

What's the biggest word you can make from the combination searched for?
'overargumentativeness', consisting of 21 letters.

What is a strange word on this page of words that start with 'o' and include 'ra'?
An example of a weird word from this page is 'overact'. The common definition of 'overact' is as follows: "1. To act or perform to excess; to exaggerate in acting; as, he overacted his part. 2. To act upon, or influence, unduly. [Obs.] The hope of inheritance overacts them. Milton. To act more than is necessary; to go to excess in action. B. Jonson.". Credit goes to Cambridge Dictionary.

What's the highest scoring word you can play in Scrabble ?
Given there are a considerable 1,116 entries, your best choice is to consider 'offtrack' which scores 20 points.

How many words could you make using the combination specified?
You can pick from 1,116 words addressing your query.

Which word on this page is the most common?
There's 'operation', which ranks as the 3651^st most common word.