buff·er 1 
(bŭfər)
(bŭfər)n.
1. One that buffs, especially a piece of soft leather or cloth used to shine or polish.
2. A buffing wheel.
- biocidal
- biocide
- bioclimatic
- bioclimatology
- biocoenosis
- biocompatibility
- biocompatible
- biocomputing
- biocontainment
- biocontrol
- bioconversion
- biodegradability
- biodegradable
- biodegradation
- biodegrade
- biodiesel
- biodiversification
- biodiversified
- biodiversity
- bioelectric
- bioelectrical
- bioelectricity
- bioengineer
- bioengineering
- bioenvironmental