tach or tache /tach/ (Bible)

A fastening or clasp

• focal lengths
• focally
• focal plane
• focal planes
• focal-plane shutter
• focal-plane shutters
• focal point
• focal points
• foci
• focimeter
• focimeters
• fo'c'sle
• focus
• focused
• focuses
• focus fund
• focus funds
• focus group
• focus groups
• focusing
• focusing cloth
• focusing cloths
• focusings
• focussed
• focusses