ne plus ultra /nē plus ulˈtrə or nā plŭs ŭlˈträ/

1. Nothing further
2. The uttermost point or extreme perfection of anything

• craftwork
• crafty
• crag
• crag-and-tail
• cragfast
• cragged
• craggedness
• craggednesses
• craggier
• craggiest
• cragginess
• cragginesses
• craggy
• crags
• cragsman
• cragsmen
• craic
• craig
• craigfluke
• craigflukes
• craigs
• crake
• crakeberries
• crakeberry
• craked