必要品を供す
to meet the need―fill a need―minister to one's needs
to urge (on one) the necessity of something―impress upon one the importance of something
必要品欠乏
according to the need
必要のない
without any necessity
必要次第に
according to the need―according to the urgency of the case
生活の必要品
the necessaries of life
without need
a crying need
I will work if necessary―if need be.
必要としないこと