He sent the letter out of malice.

他出于恶意寄出了这封信。

《牛津词典》

Get rid of all bitterness, rage and anger, brawling, and slander, along with every form of malice.

一切苦毒、恼恨、忿怒、嚷闹、毁谤、并一切的恶毒，都当从你们中间除掉。

youdao

But we must stem the tide of malice, and pour into the wounded bosoms of each other the balm of sisterly consolation.

人心恶毒，我们一定要及时防范，免得一发不可收拾。我们要用姐妹之情来安慰彼此创伤的心灵。

youdao

What you could call institutional evil by somebody behaving cruelly toward somebody else, perhaps not due to malice but because of the situation that she's in.

你可以将此称作,机构性邪恶,产生于某人残忍地对待他人,或许不是出于恶意,而是由于她所处的境况而导致

耶鲁公开课 - 心理学导论课程节选

During the trial, his accuser admitted that she had not been raped and that she had fabricated the accusation out of malice.

BBC: Should sex case suspects be anonymous?

Elkins is accused of malice and felony murder, along with other charges.

CNN: Suspected baby shooter's sister arrested

Her husband had been emotionally abused as a child, she said, and he was guilty of "sin of weakness, not a sin of malice".

BBC: News Online