used to express an action or state in the future

Tomorrow morning I will wake up in this first-class hotel suite — Tennessee Williams

used to express intention or determination

I will go, whatever they do

You will do as I say

used to express willingness or consent

Is there no one who will help us?

used to express a request or invitation

Will you please stop talking

Will you have some tea?

used to express likelihood or probability

Accidents will happen

That will be the postman

used with emphatic stress to express annoyance

He will call the radio the ‘wireless’

used to express capability

The back seat will hold three passengers

formal, literary to wish or desire

We shall do it whether they will or no

archaic to be about to go

Thither will I then — Scott

a desire, wish, intention, or inclination

a desire or intention

willpower; self-control

has an iron will

a legal declaration of the manner in which a person wishes to have their property disposed of after their death

(+ to) to bequeath (property) to somebody

He willed all his worldly goods to his daughter

to exercise the will

to choose