- Bliss
- Bloc
- Blockading
- Blocked up
- Blogger
- Blondness
- Blood count
- Blood donation
- Blood is up
- Blood poisoning
- Blood-red
- Bloodlust
- Blotting
- Blow hot and cold
- Blow-dry
- Blow-upon
- Blowign
- Blown
- Blowtorch
- Blue
- Blue bell
- Blue berry
- Blue colour
- Blue eyed
- Blushing
- Blue water
- Blue-black colour
- Blue-collar worker
- Blue-complexioned woman
- Bluff
- Blunderbuss
- Blunderer
- Blunt
- Bluntly
- Bluntness
- Blurt
- Blushed
- Blushingly
- Bluster
- Bobby
- Boa
- Board money
- Boarded
- Boarding-school
- Boastful
- Boastfully
- Boasting person
- Boat people
- Boating
- Bob
- Bobbery
- Bobbin
- Bobby-pin
- Bode
- Bodement
- Bodied
- Bodily embellishments
- Bodkin
- Body cavity
- Boffin
- Bog
- Boggy
- Bohemian
- Boil over
- Boiled and dried
- Boiled rice
- Boiling
- Boiling rice
- Boiserie
- Boldly
- Bolt
- Bolus
- Bolus of food
- Bombay duck
- Bombyx mori
- Bonded labour
- Bondservant
- Bone-marrow
- Bonemeal
- Bonhomie
- Bonsai
- Bonus
- Bonzer
- Bps
- Booby hatch
- Book mark
- Book one
- Book stall
- Bookie
- Boom truck
- Boor
- Bootleg
- Booty
- Bop
- Borage
- Borax
- Border
- Both
- Bordering reion
- Benignant