relieves

relieve from, relieve of

这组短语的意思都是“解除”。它们的区别是：
前者指解除或减轻痛苦、忧虑、危险,强调状态; 后者指解脱沉重的负担、包袱等,强调对象。

relieve, comfort, soothe

这三个词都可表示“安慰”。它们的区别是：
comfort指用鼓舞、安慰、希望减少别人的痛苦、伤悲; relieve指能暂时减少些痛苦,以便能容易忍受; soothe意思是缓和痛苦,使其镇静一些。例如:
He always does what he can to comfort those who are in trouble.
他总是尽力去安慰处于困境的人。
This is a drug that relieves headaches.
这是一种减轻头痛的药物。
He'd got very annoyed about it, and it took all her tact to soothe him down.
他对此非常生气,她使出各种乖巧的 方法才使他平静下来。

relieve, free, release

这组词都有“解除”的意思。它们的区别是：
free指使某人或某物从某种限制的情况下解脱出来或释放,后面常跟介词from或of。release指使某人或某物较为具体地摆脱某种限制、束缚或痛苦,例如:
He released her arm.他放开了她的手臂。
The missile was automatically released by the computer.这枚导弹是通过计算机自动发射的。
relieve指解除不愉快的感情或负担等,例如:
It will relieve them of a tremendous burden.这将给他们解除一个巨大的负担。
I wanted to relieve myself of these duties as soon as possible.我想尽快从这些责任中解脱出来。