- Bathrobe
- Baton round
- Batta
- Bca
- Battle of words
- Battle-cry
- Battle-front
- Battlefield
- Battue
- Bawdry
- Bawler
- Bayonet
- Be a hot potato
- Be a law unto oneself
- Be a matter of opinion
- Be at a loss
- Be at the zenith
- Be on edge
- Be in
- Be in a pickle
- Be in a spot
- Be in good form
- Be in short pants
- Be in sympathy with
- Be it so !
- Be master of
- Be of no avail
- Be off
- Be on a high
- Be on diet
- Be on the fiddle
- Be out of pocket
- Be past caring
- Be peopled with
- Be pleased to
- Be prepared for the worst
- Be short of
- Be slaver
- Be taken ill
- Be taken short
- Be undecided
- Be under the impression
- Beach-ball
- Beachgoers
- Beady
- Beak
- Beam and column joint
- Bear
- Bear all
- Bear in mind
- Before
- Bear no malice
- Bear the brunt of
- Bear witness
- Bearable
- Bearings
- Beaten track
- Beating of drums
- Beaune
- Beauties
- Beauty
- Beauty aids
- Beauty spot
- Becalm
- Became
- Beckon
- Become
- Become different
- Become one
- Becoming
- Bedchamber
- Bedfellow
- Bedim
- Bedlam
- Bedsheet
- Bedsore
- Beef
- Beef up
- Beehive
- Beer and skittles
- Bees
- Beetles
- Before long
- Before the very eyes
- Befriend
- Befuddle
- Befuddled
- Begat
- Begetting
- Besot
- Beggarly
- Begger woman
- Behind
- Behind schedule
- Behindhand
- Behold
- Beholden
- Behove
- Belated wisdom
- Belch