indefinable /in-di-fīˈnə-bl/

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

indefinˈableness noun

• Jiffy bag®
• jig
• jig-a-jig
• jigajig
• jigajog
• jigamaree
• jigamarees
• jig borer
• jig borers
• jigged
• jigger
• jiggered
• jiggering
• jigger-mast
• jigger-masts
• jiggers
• jiggery-pokery
• jiggety-jog
• jigging
• jiggings
• jiggish
• jiggle
• jiggled
• jiggles
• jigglier