The idiom "a whole raft of" means a large number of something, often implying that it is more than just a few, but not an exact or specific amount. It can also suggest a group or collection of items that are related to each other in some way.

The idiom "get the wrong end of the stick" means to misunderstand or misinterpret a situation or someone's intentions, usually resulting in negative consequences.

The "ugly duckling" is an idiom that refers to someone who appears to be unattractive or unpleasant, but turns out to be more attractive than expected. It is often used to describe a person's initial appearance or behavior.

The idiom "water under the bridge" means that something has happened or occurred in the past, and it's not relevant to what is happening now or in the future. It's a way of saying "let's move on from the past.

The figurative meaning of "as broad as long" is to describe something that covers a wide range or area, especially completely. It can also mean that someone is extremely knowledgeable about a particular topic.