salve
词根词缀：
salutary adj. （对身心）有益的
salut〔= salv〕救助 + ary 物 → 救助〔身体〕的 → 有益的
salvage n. 抢救
salv 救助 + age 表行为 → 救助行为 → 抢救
salvation n. 救助
salv 救助 + ation 行为，过程，状态，结果 → 救助
salve n. 药膏
salv 救助 + e → 解救伤痛 → 药膏
salve v. 减轻
save v. 挽救
saviour n. 救星
sav 救助 + iour → 救助别人的人 → 救星
数据来源：新东方英语词汇速记大全
相关例句：
He went through pots of salve and had become a connoisseur of priests, healers, and potions.
他长期泡在药罐子里，于是也成为了一名内行的牧师、医师和药剂师。
After grinding it, you mix it with soured cream and use it like a salve on the sores.
研磨之后，将它与酸奶油混合，将它当作药膏一样涂在溃疡处。
Nothing could salve his wounded pride.
什么都无法安慰他受伤害的自尊心。
The Romans would say Jupiter preserve you or Salve, which meant good health to you, and the Greeks would wish each other long life.
罗马人会说木星保佑你或安慰，意思是祝你身体健康。希腊人则会互相祝愿长寿。
Better save a man from dying than salve him when dead.
拯救一个人使他不死，胜过在他死后说些安慰的话。
It's too late to salve your conscience by apologizing.
现在想凭藉道歉获得良心上的安慰已经太晚了。