caterpillar /katˈər-pi-lər/

1. A butterfly or moth grub
2. Extended to other insect larvae
3. An unproductive consumer (archaic)
4. (Caterpillar®) a tractor or other (esp earthmoving) vehicle running on endless articulated tracks made up of a series of flat metal plates

• tetrahedra
• tetrahedral
• tetrahedrally
• tetrahedrite
• tetrahedrites
• tetrahedron
• tetrahedrons
• tetrahydrocannabinol
• tetrahydrofolate
• tetrahydrogestrinone
• tetrahydrogestrinones
• tetrakishexahedra
• tetrakishexahedron
• tetrakishexahedrons
• tetralogies
• tetralogy
• tetrameral
• tetramerism
• tetramerisms
• tetramerous
• tetrameter
• tetrameters
• Tetramorph
• tetramorphic
• Tetrandria