Mensa /menˈsə/

1. One of the southern constellations, the Table
2. An international organization, founded in the UK in 1946, open to people with a high IQ rating

• backband
• backbands
• backbeat
• backbeats
• back-bench
• backbencher
• backbenchers
• back benches
• backbit
• backbite
• backbiter
• backbiters
• backbites
• backbiting
• backbitings
• backbitten
• back-block
• back-blocker
• bulk carrier
• bulk carriers
• bulk discount
• bulk discounts
• bulked
• bulker
• bulkers