Words with 'ato' at the start and 'p' at the end

What is the highest scoring word in Scrabble available on this page ?
As there is just 1 result to choose from, you can only play 'atop' scoring 6 points.

How many words can you put together with words that start with 'ato' and end with 'p'?
With regret there is just 1 word you can use for words that start with 'ato' and end with 'p'.