birr¹ /bûr or bir/ (esp Scot and US)

1. Impetus, force, vigour
2. A violent push (Scot)
3. Emphasis, stress in speaking
4. Any sharp whirring sound

To whirr

• recowered
• recowering
• recowers
• recoyle
• recoyled
• recoyles
• recoyling
• recpt
• recreance
• recreances
• recreancies
• recreancy
• recreant
• recreantly
• recreants
• recreate
• recreated
• recreates
• recreating
• recreation
• recreational
• recreational drug
• recreational drugs
• recreational vehicle
• recreational vehicles