Words with 'col' at the start and 'a' at the end

How many words are available using this combination of letters?
Altogether, it is feasible to make 67 words.

What's a strange word from all the word combos possible on this list?
An example of a weird word from this list is 'cola'. It means "(a) A genus of sterculiaceous trees, natives of tropical Africa, esp. Guinea, but now naturalized in tropical America, esp. In the West Indies and Brazil. (B) Same as Cola nut, below. L. Pl. Of Colon.".

What is the most common word that starts with 'col' and ends with 'a'?
The most common word is 'colla', which is actually the 40466^th most common word in the dictionary.

In Scrabble, what is the highest score possible from this list of words with 'col' at the start and 'a' at the end?
It is possible to make 'colza' scoring 16 points.

How many letters does the longest word from this page consist of?
The longest word is 16 letters long, which is 'colpohyperplasia'.