英和和英

Is required

to be necessary

of something, to be needed

do the necessary

according to the need

a necessary thing

have need of

by necessity

necessity

to meet the need―fill a need―minister to one's needs

It's necessary.

the degree of necessity

to be pressed by necessity

an exigency

to supply the demand―meet the demand

It is necessary.

to meet a need―meet a want

to meet a need

It is necessary.

absolutely essential

absolutely necessary

something that is indispensable

position or line of employment

necessary business

to suit the exigency

urgently needed

do the needful

in case of necessity

more than is needed

not necessary