BA, be

 BEN1    

 * FALLING OVER

   ben1 lok6 hi4 = collapsed

   

 * ICE



 * SIDE

   hiong4 lai4 ben1 = facing which direction ?

   lai3 ben1 = this side

   ai4 ben1 = that side

   dung1 ben1 tdiu2 = at the eastern end



 BEN3

 * FLAT

   ben3 tdat5 tdat = flat as a pancake

   tsak5 ben = crushed flat



 BEN4    

 * TO CHANGE

   ben4 zong4 = change appearance

   mao2 dit6 ben4 tsu1 = no escape from the circumstances



 BED5 = BET5

 * NORTH

   dung1 lam2 si1 bet5 = east south west north = all the four directions

   tui1 bed5 fung1 = blowing a northerly breeze



 BED6

 * FAECES

   o1 bet6 = to defecate

   lai2 bet6 = in the act of defecating (some times context is meaning in an involuntary manner)