citadel /sitˈə-dəl/

1. A fortress in or near a city
2. The place where the guns are kept in a warship
3. In the Salvation Army, the hall in which meetings are held

• ACIS
• ack-ack
• ack-acks
• ackee
• ackees
• ack emma
• ackers
• acknew
• acknow
• acknowing
• acknowledge
• acknowledgeable
• acknowledgeably
• acknowledged
• acknowledgement
• acknowledgements
• acknowledges
• acknowledging
• acknowledgment
• acknowledgments
• acknown
• acknowne
• acknows
• ACL
• a clean slate