I get the message

All words relate to the concept of 'I get the message'

Think about what these words have in common

Look for the Spangram - it often reveals the theme

Theme words range from 4 to 7 letters long

Several words share similar endings

Watch for words starting with D, I, S

One word: D______ (6 letters, starts with 'D')

Another word: I______ (5 letters)

Also look for: S______ (4 letters)