"MY VOCAB PRACTICE"

1. Retrorocket:
   The small, auxiliary rocket engine of the retrorocket burst immediately it was started.

2. Retroactive:
   His retroactive headache was pertaining to pay raise effects to his whole body.

3. Retrospective:
   The exhibition of the artist's life's work at the theater was a representative of the selection of retrospective work of the nineteenth century.

4. Retrograde:
   The defender tried to retrograde and caused the only goal of game.