Is this some kind of joke?

All words relate to the concept of 'Is this some kind of joke?'

Think about what these words have in common

The Spangram is a longer word (12 letters) that ties the theme together

Theme words range from 4 to 9 letters long

Several words share similar endings

Watch for words starting with B, C

One word: B______ (7 letters, starts with 'B')

Another word: C______ (5 letters)

Also look for: C______ (5 letters)