plummet /plumˈit/

To plunge headlong

To fathom, sound

1. A leaden or other weight, esp on a plumb line, sounding-line, or fishing-line
2. A plumb rule

• tichy
• ticing
• tick
• tick all the boxes
• tick all the right boxes
• tick and toy
• tick away
• tinselled
• tinselling
• tinselly
• tinselries
• tinselry
• tinsels
• tinsel-slipper'd
• Tinseltown
• tinsey
• tinseys
• tinsmith
• tinsmiths
• tinsnips
• tin soldier
• tin soldiers
• tinstone
• tinstones
• tin-streamer