Words about words

You waste something when you have it, but you don't use it, or you use it for less important things. Someone might waste their money by buying lots of pairs of shoes and then complaining later they have no money for other things.
Waste is also leftovers, or something that is no longer needed and becomes trash. Anything you throw away is waste.

Something is watertight if it can hold a liquid like water without losing any of it.
Common things that are watertight include boats, buckets, cups and bottles.

Weak means that something or someone is lacking strength, health, or energy/a>. If you're sick, you might feel weak.

Something is weathered if it has been damaged by long-term exposure to the weather.

A plant has a weeping growth pattern if its branches hang downwards.
Weep is also another word for cry or sob.

Weird describes something or someone that is strange or unusual.

Wept is the past tense of weep. If someone wept, it means they were crying.

You whirl around when you turn around quickly. Things that whirl can be fans or dancers, like the woman in the picture.

Whittling is the process of making something out of a piece of wood by cutting off thin strips with a knife. The most common thing you make by whittling is simply making a point on the end of a piece of wood to turn it into a stake, but you can also whittle quite complex shapes.
Whittling is similar to carving.

Why is the reason or purpose behind something. If you ask why something happened, you want to know the cause.