portcullis /pōrt- or pört-kulˈis/

1. A grating that can be let down to close a gateway of a castle, fortress, etc
2. A lattice (heraldry)
3. One of the pursuivants of the English College of Heralds
4. An Elizabethan silver halfpenny with a portcullis on the reverse

To obstruct, as with a portcullis

• corn-dollie
• corn-dollies
• cornea
• corneal
• corneal graft
• corneal grafts
• corneal lens
• corneal lenses
• corn earworm
• corn earworms
• corneas
• corned
• corned beef
• cornel
• cornelian
• cornelian cherries
• cornelian cherry
• cornelians
• cornels
• cornemuse
• cornemuses
• corneous
• corner
• cornerback
• cornerbacks