Words that start with 'w' and contain 'c'

What's the most common word that starts with 'w' and includes 'c'?
'Which' is the most popular word from this page, ranked 25^th most common word.

What is the highest number of points you can get in Scrabble using this list of words starting with 'w' that contain 'c'?
With a myriad of words from which to select, we would suggest picking 'whipjack' scoring 29 points overall.

Is there a word from this page which might be thought of as unique in any respect?
The most peculiar word from this list is 'whipstitch'. According to the dictionary, 'whipstitch' means "1. A tailor; -- so called in contempt. 2. Anything hastily put or stitched together; hence, a hasty composition. [R.] Dryden. 3. (Agric.) The act or process of whipstitching. To rafter; to plow in ridges, as land. [Eng.]".

How many words are possible to make using words that start with 'w' and include 'c'?
You can assemble 665 words from the specified combination.

How many letters does the longest word from this page consist of?
'Weltanschauungen' is the longest word that Dictionarypedia could locate. It is made up 16 letters.