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

• morgues
• MORI
• moria
• morias
• moribund
• moribundities
• moribundity
• moriche
• moriches
• morigerate
• morigeration
• morigerations
• morigerous
• Moringa
• Moringaceae
• morion
• morions
• Morisco
• Moriscoes
• Moriscos
• morish
• Morisk
• Morisonian
• Morisonianism
• morkin