invaluable /in-valˈū(-ə)-bl/

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

invalˈuableness noun

• zodiacal light
• zodiacal lights
• zodiacs
• zoea
• zoeae
• zoeal
• zoeas
• zoechrome
• zoeform
• zoetic
• zoetrope
• zoetropes
• zoetropic
• zoftig
• Zohar
• zoiatria
• zoiatrias
• zoiatrics
• zoic
• Zoilean
• Zoilism
• Zoilist
• zoisite
• zoisites
• zoism