biff /bif/ (informal)

A blow

To strike hard

• ultramarathons
• ultramarine
• ultramarines
• ultramicro-
• ultramicrochemistry
• ultramicroscope
• ultramicroscopes
• ultramicroscopic
• ultramicroscopy
• ultramicrotome
• ultramicrotomes
• ultramicrotomy
• ultramontane
• ultramontanes
• ultramontanism
• travelling rug
• travelling rugs
• travellings
• travelling-wave tube
• travelling-wave tubes
• travelog
• travelogs
• travelogue
• travelogues
• travels