Expensive with O
- Oil
 - Ornaments
 - Octopus
 - Ostrich
 - Oven
 - Oysters
 - Organs
 - Ornament
 - orange
 - Omega watch
 - Oculus
 - Olive oil
 - Olives
 - Omega
 - Oyster
 - Organ
 - ore
 - Opera
 - Onyx
 - Orangutan
 - ostrich eggs
 - Oro
 - Owl
 - Ovens
 - Old cars
 - Ocean
 - Opium
 - Ostrich egg
 - Operation
 - Opera tickets
 - Ovaries
 - opal ring
 - oboe
 - Outfit
 - otter
 - Ottoman
 - Oscar
 - Orangutans
 - Opel
 - Oracle
 - Oman
 - Oldsmobile
 - Off white
 - Owls
 - Otters
 - organic food
 - Ores
 - Oldsmobile Cutlass
 - Oakley
 - Opioids
 - Opal necklace
 - Orlando
 - Opulent
 - Old wine
 - Office
 - Oats
 - Oval
 - Orange diamonds
 - orange car
 - Operations
 - Opal earrings
 - Old car
 - Obsidian
 - Oak
 - Owning a house
 - Overpriced
 - Oscars
 - ornate
 - onion
 - old things
 - Outfits
 - Ostriches
 - orchids
 - orchid
 - Orb
 - orangutang
 - Oranges in bulk
 - orange juice
 - oral surgery
 - Ontario
 - Olive
 - Olaf
 - Ora
 - Open heart surgery
 - olive tree
 - Olive garden
 - old paintings
 - Ointment
 - oculus rift
 - Ocelot
 - Oak wood
 - Oak table
 - Oakley sunglasses
 - Oak furniture
 
Les mots dans la liste Expensive with O proviennent des joueurs du jeu de mots Le Petit Bac.