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

• contactable
• contact centre
• contacted
• contactee
• contact flight
• contact flights
• contacting
• contact lens
• contact lenses
• contactless
• contact man
• contact men
• contact metamorphism
• contactor
• contactors
• contact poison
• contact poisons
• contact print
• contact-print
• contact-printed
• contact-printing
• contact prints
• contact-prints
• contact process
• contacts