The following words share an interesting quality. Can you determine what it is?

1. CONQUERERD
2. ALSO
4. FRONT
6. ATTACKS
8. DEVOURED

HINT:
Notice the numbering of the clues.

Answer:

The spelled-out word of each clue number has a homophone, which is in turn defined by the clue word.

1. ONE - WON - CONQUERED
2. TWO - TOO - ALSO
4. FOUR -FORE - FRONT
6. SIX - SICS - ATTACKS
8. EIGHT - ATE - DEVOURED