Part of the equation

All words relate to the concept of 'Part of the equation'

Think about what these words have in common

The Spangram is a longer word (11 letters) that ties the theme together

Theme words range from 6 to 9 letters long

Watch for words starting with C, D

The Spangram might be a compound or phrase (11 letters total)

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

Another word: D______ (6 letters)

Also look for: D______ (6 letters)