1. Having an involucre

See also: involucre

• troll
• troller
• trolley
• trolley car
• trolley coach
• trolley line
• trolleybus
• trolleyed
• trolling
• Trollius
• trollop
• Trollope
• Trombicula
• trombiculiasis
• trombiculid
• Trombiculidae
• trombidiid
• Trombidiidae
• trombone
• trombone player
• trombonist
• trommel
• tromp
• trompe-l'oeil
• trompillo