Put in writing and Set down

Set down and put in writing are semantically related in write down topic. In some cases you can use "Set down" instead a verb phrase "Put in writing", when it comes to topics like put language down on paper.

Set down verb - To cause to sit down.

Put in writing and set down are semantically related in write down topic. You can use "Put in writing" instead a verb "Set down", if it concerns topics such as put language down on paper.