In Scrabble, what's the highest possible score you can get using words with 'ovo' at the start and 'a' at the end? As there is only possible, the only choice you can play for is ovolemma which scores 15 points.
How many words can you put together using the combination specified? On this list of with 'ovo' at the start and 'a' at the end, there are 2 effective combinations that are possible in total.
From that start with 'ovo' and end with 'a', what is the longest word possible to create? The longest word one could assemble from this list is ovovivipara, which contains 11 characters.