upsellup‧sell /ˈʌpsel/ verb [intransitive, transitive] 
to persuade a customer to buy more or to buy something more expensive
to persuade a customer to buy more or to buy something more expensive- heartbroken
- heartburn
- heart disease
- hearten
- heartening
- hearteningly
- heart failure
- heartfelt
- hearth
- heartily
- heartiness
- heartland
- heartless
- heartlessly
- heartlessness
- heart-lung machine
- Heart of Darkness
- Heart of England
- heartrending
- heart-searching
- heart-stopping
- heartstrings
- heartthrob
- heart-to-heart
- heartwarming