rèn​zéi​zuò​fù

to treat an enemy as a friend

Senses

认贼作父/ 認賊作父 rèn​zéi​zuò​fù to treat an enemy as a friend

literally "to acknowledge a bandit as one's father"; to sell oneself to the enemy or give allegiance to an invader

References

antonym 认贼作父/認賊作父 大义灭亲/大義滅親
synonym 认贼作父/認賊作父 认贼为子/認賊為子
synonym 认贼作父/認賊作父 认敌为友/認敵為友