1. Pinnate-leaved European perennial having bright blue or white flowers
   - Jacob's ladder, Greek valerian, charity, Polemonium caeruleum, Polemonium van-bruntiae

Type of: polemonium

• ballpoint pen
• ballroom
• ballroom dance
• ballroom dancing
• ballroom music
• balls-up
• ballsy
• ballup
• bally
• ballyhoo
• ballyhoo artist
• ballyrag
• balm
• balm of Gilead
• balmily
• balminess
• balmoral
• Balmoral Castle
• balmy
• Balochi
• baloney
• balsa
• chummy
• chump
• chump change