substage /subˈstāj/

1. Apparatus under the stage of a microscope
2. A division of a stage (esp geology)

• firedrakes
• fire drill
• fire drills
• fire-eater
• fire-eaters
• fire-edge
• fire-edges
• fire engine
• fire engines
• fire escape
• fire escapes
• fire extinguisher
• fire extinguishers
• fire-eyed
• firefight
• firefighter
• firefighters
• firefighting
• firefights
• fire-flag
• fire-flags
• fire-flaught
• fireflies
• firefloat
• firefloats