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

• mellifluously
• mellifluousness
• melling
• mellite
• febricules
• febrifacient
• febrific
• febrifugal
• febrifuge
• febrifuges
• febrile
• febrilities
• febrility
• Febronianism
• February
• fec.
• fecal
• feces
• fecht
• fechter
• fecial
• fecit
• feck
• feckless
• fecklessly