custrel /kusˈtrəl/ (historical)

1. An attendant on a knight
2. A knave

• playbill
• playbills
• playbook
• playbooks
• play booty
• play-box
• play-boxes
• playboy
• playboys
• Playbuses
• Playbusses
• optimalisation
• optimalisations
• optimalise
• optimalised
• optimalises
• optimalising
• optimality
• optimalization
• optimalizations
• optimalize
• optimalized
• optimalizes
• optimalizing
• optimally