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 "sweet tooth" refers to someone who has a strong liking or preference for sweet foods, often to the exclusion of other flavors. It can also be used more generally to describe someone with an overall pleasant or cheerful nature.

The idiom "come to grief" means to suffer a misfortune or disaster, often involving damage or loss. It can also refer to an event that leads to the end of something, such as a relationship or business.

The idiom "lower the bar" generally means to make something easier or less difficult. It can also mean to accept or tolerate something that is considered inferior or below standard.

The idiom "bang for the buck" refers to getting a lot of value or benefit for a relatively low cost or price. It suggests that the product or service being purchased is worth the money spent on it.