röntgen ray or roentgen raynoun

• slicker
• slide
• slide guitar
• slide rule
• slide valve
• sliding scale
• slight
• slighting
• slily
• Slim
• slim
• Slim disease
• slime
• slimeball
• slime mould
• slimline
• slimy
• sling
• slingback
• sling off
• sling one's hook
• slingshot
• sling/throw mud at
• slink
• slinky