abacus /abˈə-kəs/

1. A counting frame, consisting of horizontal rods along which movable beads can be slid
2. A level tablet on the capital of a column, supporting the entablature (architecture)

• falcon-eyed
• falcon-gentil
• falcon-gentle
• falconine
• falconries
• falconry
• falcons
• falcula
• falculas
• falculate
• faldage
• faldages
• falderal
• falderal it
• falderals
• fal de rol
• faldetta
• faldettas
• faldistories
• faldistory
• faldstool
• faldstools
• Falernian
• fall
• fall about