halloo/həʹlooh/ interj, noun, and verb (hallooing, hallooed, pl halloos)

• bitumen
• bituminize
• bituminous
• bituminous coal
• bivalent
• bivalve
• bivouac
• biweekly
• biyearly
• biz
• bizarre
• BJ
• Bk
• bk
• bkg
• BL
• blab
• blabber
• blabbermouth
• black
• blackamoor
• black-and-blue
• Black and Tan
• black and white
• black-and-white