basanite /basˈə-nīt/

1. A black jasper that serves as a touchstone
2. A variety of basalt containing nepheline, leucite, or analcime

• broadcloths
• broad day
• broad daylight
• broaden
• broadened
• broadening
• broadens
• broader
• broadest
• broad-gauge
• broad in the beam
• broadish
• broad jump
• broad-leaf
• broad-leaved
• broad-leaves
• broadloom
• broadly
• broad-minded
• broad-mindedly
• broad-mindedness
• broadness
• broadnesses
• broad pennant
• broadpiece