What do the following phrases have in common?

1. CLOCK RADIO

2. OCEAN WAVE

3. GENE THERAPY

 

Answer: 

 

The first word of each phrase could be replaced by SHOCK to give valid phrases:

 

1. SHOCK RADIO

2. SHOCK WAVE

3. SHOCK THERAPY

 

Credit:
Wall Street Journal Crossword

December 19, 2022

Parikshit S. Bhat