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

• polyhistorian
• polyhistorians
• polyhistoric
• polyhistories
• polyhistors
• polyhistory
• polyhybrid
• polyhybrids
• polyhydric
• polyhydroxy
• polyhydroxybutyrate
• Polyhymnia
• polyimide
• polyimides
• polyisoprene
• polyisoprenes
• polylemma
• polylemmas
• polymastia
• polymastias
• polymastic
• polymasties
• polymastism
• polymastisms
• polymasty