What is the meaning of Hazel?

A tree or shrub of the genus Corylus, bearing edible nuts called hazelnuts or filberts.

The nut of the hazel tree.

The wood of a hazelnut tree.

A greenish-brown colour, the colour of a ripe hazelnut.

Freestone.

Of a greenish-brown colour. (often used to refer to eye colour)

hazel

to do, to make

Source: wiktionary.org