The idiom "tide over" means to survive or cope with a difficult situation by getting through it temporarily until better times come along or the situation improves.

The idiom "up the ante" means to increase or intensify something, typically by adding more resources, effort, or skill to a situation. It can also mean to raise the stakes or elevate the level of something, such as a game or competition.

The idiom "butter up" means to flatter someone or to treat them in a way that is intended to make them feel pleased or happy. It can also mean to praise someone excessively or to be overly friendly or affectionate towards someone.

The idiom "break one’s back" means to do something really hard or difficult, usually something that requires a lot of effort or labor. It can also mean to work extremely hard, often to the point of exhaustion.

The idiom "from A to Z" means to cover or discuss everything about a topic, from the beginning (A) to the end (Z). It is used to convey that someone has talked about or learned every aspect of something.