This is a puzzle

All words relate to the concept of 'This is a puzzle'

Piensa about what these words have in common

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

Theme words range from 6 to 9 letters long

Several words share similar endings

Each theme word starts with a different letter

One word: C______ (9 letters, starts with 'C')

Another word: E______ (6 letters)

Also look for: M______ (7 letters)