Possible Clues:

• Basic command of literacy and of conversation each given upper B
• Return a bad debt, ruining livelihood
• Livelihood duo
• A crust earned?
• Edible staples
• Living on board
• Means of support for a basic course
• Table mates
• Living with goat, reportedly had kids to put first
• Routine to study and speak when beheaded, so to speak