(Learn how and when to remove these template messages) A budget is a quantitative expression of a financial plan for a defined period of time. It may include planned sales volumes and revenues, resource quantities, costs and expenses, assets, liabilities and cash flows. It expresses strategic plans of business units, organizations, activities or events in measurable terms.
The mouth could be feeling raw due to canker sores, Vit B deficiency or Vit C deficiency. It could also be fungal infection. It is difficult to comment beyond this at this stage without examining your mouth.
When the mouth hurts when you eat, it could be burning mouth syndrome, a burning sensation on the roof of the mouth. No one is sure the exact cause of it, often suspected to be mouth dryness or oral thrush that could bring in the discomfort. It is often the worse in the morning, becoming less severe through the day.