BW

1. Botswana (IVR)
2. British Waterways (formerly British Waterways Board)

b/w or B/W

Black and white

• tumplines
• tumps
• tumpy
• tums
• tumshie
• tumshies
• tum-tum
• tum-tummed
• tum-tumming
• tum-tums
• tumular
• tumulary
• tumuli
• tumult
• tumulted
• tumulting
• tumults
• tumultuary
• tumultuate
• tumultuated
• tumultuates
• tumultuating
• tumultuation
• tumultuations
• tumultuous