idioglossia /id-i-ō-glosˈi-ə/

1. A condition in which pronunciation is so bad as to be quite unintelligible
2. A private language developed between two or more children, esp twins, etc

• bizarre
• bizarrely
• bizarreness
• bizarrerie
• bizarreries
• bizazz
• bizazzes
• bizcacha
• bizonal
• bizone
• bizones
• bizzazz
• bizzazzes
• bizzies
• bizzy
• BJP
• bk
• Bk
• bkg
• bkpg
• bks
• b/l
• bl
• B/L
• BL