white witch 
noun
A person who practises magic for altruistic purposes.Basically, I live minutes away from the shop run by one Kerry Kulkens, a self-styled white witch and ‘Australia's leading psychic astrologer.’...
- The country's National Witches Association claims it discriminates against white witches and should only apply to black magic.
- She hosted the get together with partner Tom Dimakopoulos, at their shop Charmed, to teach aspirant white witches how to develop their magic skills.
- be the spit (or the dead spit) of
- be thick on the ground
- be thick (or thin) on the ground
- bethink
- Bethlehem
- be thrown back on
- Bethune, Henry Norman
- be tickets
- be tickled pink (or to death)
- betide
- betimes
- Betjeman, Sir John
- be toast
- be to blame
- be to do with
- betoken
- betony
- betook
- betray
- betrayal
- betrayer
- betroth
- betrothal
- betrothed
- betrothment