indefinable /in-di-fīˈnə-bl/

1. That cannot be defined
2. Hard to identify or describe

indefinˈableness noun

• kaleidophone
• kaleidophones
• kaleidoscope
• kaleidoscopes
• kaleidoscopic
• kaleidoscopically
• kalendar
• kalends
• kales
• Kalevala
• kali
• Kali
• kalian
• kalians
• kalif
• kalifs
• kalinite
• kalinites
• kalis
• kalium
• kaliums
• Kaliyuga
• Kallima
• kallitype
• kallitypes