Words that contain 'c' and end in 'id'

Is there a specific word from this page which might be considered as unusual in any manner?
Our team feels that 'cycloganoid' to be the most peculiar word on this list. According to the Oxford dictionary, 'cycloganoid' is defined as "Of or pertaining to the Cycloganoidei. One of the Cycloganoidei.".

What's the longest word you can create from this list?
The largest word is 20 letters, which is 'adrenocorticosteroid'.

Which word that has 'c' in and ends with 'id' is the most popular word?
The most popular word is 'acid', which is in fact the 5139^th most common word in the dictionary.

In total, how many words could you make using these specific combinations of letters?
From this list of words containing 'c' and ending with 'id', Dictionarypedia has found 1,096 combinations which can be selected.

What is the highest number of points you could get in Scrabble using this list of words containing 'c' and ending with 'id'?
With a vast 1,096 entries, your best choice is 'charquid' which scores 23 points.