1. Tested and proved to be reliable
   - tested, time-tested, tried

See also: dependable, reliable

• fencing mask
• fencing material
• fencing stick
• fencing sword
• fend
• fend for
• fend off
• fender
• fender-bender
• fenestella
• fenestra
• fenestra cochleae
• fenestra of the cochlea
• fenestra of the vestibule
• fenestra ovalis
• fenestra rotunda
• fenestra vestibuli
• fenestral
• fenestrate
• fenestrated
• fenestration
• feng-shui
• Fengtien
• Fenian
• fenland