Jacob's ladder /jāˈkəbz ladˈər/

1. A ladder of ropes with wooden or metal rungs (nautical)
2. A wild or garden plant (genus Polemonium) with ladder-like leaves
3. An endless chain of buckets used as an elevator

• piteously
• piteousness
• piteousnesses
• pitfall
• pitfalls
• pith
• pithball
• pithballs
• pithead
• pitheads
• Pithecanthropus
• pithecoid
• pithed
• pithful
• pith hat
• pith hats
• pith helmet
• pith helmets
• pithier
• pithiest
• pithily
• pithiness
• pithinesses
• pithing
• pithless