- become narrower
- bivalve
- be advantageous to
- blue-grey
- bewilder-ment
- bring water to
- breathe heavily
- bodily waste
- be sorry
- be enthusiastic about
- become very angry
- bastardization
- be left
- best wishes
- be equal to
- besieged
- be certain
- book lover
- booked
- be extinguished
- be inactive
- brine
- be in store for
- become thin
- become thick
- be friendly
- breathe in
- boudoir
- be fully grown
- break-neck
- break open
- bowel motion
- be greater than
- break new ground
- be in charge
- brain injury
- be impermeable to
- beat irregularly
- beat into shape
- barristers
- barrage balloon
- be informed of
- be interspersed
- begin to use
- before one's very eyes
- be king
- bank clerk
- banjo
- ballpoint pen
- be made up of
- be drenched in
- belvedere
- be worth one's while
- be obsequious
- be vested in
- backdown
- be biased
- backed
- be eaten up
- be out of one's depth
- be patient with
- be perceived
- backcloth
- be confronted by
- be upheld
- be unsuccessful in
- be relevant
- be attentive
- be too scared
- be sympathetic to
- be suited to
- benevolently
- become strong
- by some means
- be situated
- be sorry about
- be composed
- birth-right
- browbeaten
- be taken for
- be extravagant
- be the scourge of
- brim over
- blood brother
- be filled to the top
- be transferred to
- be sent
- breathe noisily
- be unrealistic about
- bread roll
- blessedness
- break against
- be for sale
- bind up
- bassinet
- bastardized
- become entangled
- be alarmed
- become fixed
- born on the wrong side of the blanket