The idiom "tickled pink" is used to describe a feeling of extreme pleasure, delight, or amusement. It can also be used to refer to someone who is happy or content with their current situation. This idiom has its roots in the 19th century and was first recorded in print in the 1860s.

The idiom "easy peasy" is used to describe a task or situation that is very easy and effortless to handle. It can be used to express a feeling of confidence or satisfaction in being able to accomplish something without any difficulty.

The idiom "prevention is better than cure" means that it's better to take steps to prevent something from happening rather than waiting for a problem to arise and then trying to fix it after the fact.

The literal meaning of the idiom "hot potato" is a spud that is boiled in hot water and served in a hot dish. However, metaphorically speaking, it refers to a situation or problem that is uncomfortable or difficult to deal with.

The idiom "the lion's den" refers to a place that is very difficult or dangerous to enter, escape from, or survive in. It can also refer to a situation where someone is confronted with a daunting or formidable challenge.