roller-coaster

the stock market has been a real roller-coaster lately.

their relationship was a roller-coaster of highs and lows.

riding the roller-coaster was the highlight of the amusement park trip.

the project's progress has been a roller-coaster, with setbacks and breakthroughs.

life can be a roller-coaster, full of unexpected twists and turns.

the team's performance on the field was a roller-coaster of emotions.

i had a thrilling ride on the biggest roller-coaster in the park.

the economy has been on a roller-coaster ride due to global events.

the movie's plot was a roller-coaster of suspense and action.

she described her career as a roller-coaster, with many changes.

the company's profits have been on a roller-coaster over the past year.