chart-toppingˈchart-ˌtopping adjective 
chart-topping record/group/hit etc a record, group etc that has sold the most records in a particular week
chart-topping record/group/hit etc a record, group etc that has sold the most records in a particular week- open-hearted
- open-heart surgery
- open house
- opening
- opening hours
- opening night
- opening time
- opening up
- open-jaw fare
- open letter
- openly
- open market
- open marriage
- open mike
- open-minded
- open-mindedness
- open-mouthed
- open-necked
- openness
- open-plan
- open primary
- open prison
- open sandwich
- open season
- open sesame