Adjectives that start with D

Something is damp if it is slightly wet. Rainforests are often damp, and moss grows in damp places.

Danish describes anything relating to Denmark, people from Denmark, the language spoken in Denmark and a kind of pastry.

It is dark when there is not much light and you have trouble seeing anything. It gets dark at night time, or when you close the curtains and shut the light out. The opposite of dark is light or bright.
Dark may also be used to describe something that has much deeper colors than something else, or is close to black. The opposite of this kind of dark is pale.

A plant is deciduous if it loses its leaves each year in the cooler months. Deciduous trees leaves turn from green to shades of orange in autumn, and then fall off. The leaves grow back again in spring.

Water is called deep if you cannot touch the bottom with your feet when you stand in it. Deep water can be found in the sea, or at the diving end of a pool. Wells and mines are very deep but don't always have water in them.
The man in the picture is diving in some very deep water.

Something is delicious if it smells or tastes really, really good. People would describe something as delicious if they really enjoyed eating it.

A line is diagonal if it is not straight up and down relative to things around it, or not horizontal or vertical. Diagonal lines are at an angle.

Something is difficult if it is complicated and takes some skill to achieve.
The picture is of a difficult puzzle.

A light is described as dim if it is not very bright. A room that is only dimly lit is also described as dim. The lights in the picture are dim.
The opposite of dim is well lit or bright.

Something is dirty if it needs to be washed. Things that are dirty often smell bad, and look bad because they have dirt, grease or other stains on them that shouldn't be there.
The person in the picture has very dirty feet.