- burglar
- burglar alarm
- burglarize
- burglary
- burgle
- burial
- burial ground
- Burkina Faso
- burly
- Burma
- Burmese
- burn
- burner
- burning
- burnish
- burnout
- Burns' Night
- burnt
- burnt-out
- burp
- burrow
- bursar
- bursary
- burst
- bursting
- Burundi
- bury
- bus
- bus conductor
- bus driver
- bus lane
- bus shelter
- bus station
- bus stop
- bush
- bushel
- bushy
- business
- business address
- business card
- business class
- business school
- business trip
- businesslike
- businessman
- businesswoman
- busker
- bust
- bustle
- bustling
- bust-up
- busy
- busy lizzie
- busy signal
- busybody
- but
- butane
- butch
- butcher
- butchery
- butler
- butt
- butter
- butter bean
- butter dish
- buttercup
- buttered
- butterfingers
- butterfly
- buttermilk
- butterscotch
- buttocks
- button
- button mushroom
- button-down
- buttonhole
- buttress
- buxom
- buy
- buyer
- buyer's market
- buyout
- buzz
- buzzard
- buzzer
- buzzing
- buzzword
- by
- bye
- bye-election
- byelaw
- by-election
- bygone
- bylaw
- by-line
- BYOB
- bypass
- by-product
- bystanders
- byte
- byword