biff /bif/ (informal)

A blow

To strike hard

• addendum
• adder
• adders
• adderstone
• adderstones
• adder's-tongue
• adder's-wort
• adderwort
• add fuel to the fire
• add fuel to the fires
• addict
• addicted
• addictedness
• addictednesses
• addicting
• addiction
• addictions
• addictive
• addicts
• add-in
• adding
• adding machine
• adding machines
• add-ins
• add insult to injury