schalstein /shälˈshtīn/

A slaty diabase tuff

• troublemakers
• trouble-mirth
• trouble-mirths
• troubler
• troublers
• troubles
• troubleshoot
• troubleshooter
• troubleshooters
• troubleshooting
• troubleshoots
• troubleshot
• troublesome
• troublesomely
• troublesomeness
• troublesomenesses
• trouble someone for
• trouble spot
• trouble spots
• trouble-state
• trouble-states
• trouble-town
• trouble-towns
• trouble-world
• trouble-worlds