invaluable /in-valˈū(-ə)-bl/

1. That cannot have a value set upon it
2. Priceless

invalˈuableness noun

• basing
• basins
• basin-wide
• basipetal
• basis
• bask
• basked
• Baskerville
• basket
• basketball
• basketballs
• basket case
• basket cases
• basket chair
• basket chairs
• basket clause
• basket clauses
• basketful
• basketfuls
• basket-hilt
• basket-hilts
• basket-maker
• basket-makers
• basket-making
• basketries