Take down and Write up

Take down verb - To reduce to a lower standing in one's own eyes or in others' eyes.

Write up and take down are semantically related In some cases you can use "Write up" instead a verb "Take down".

Write up verb - Bring to public notice by writing, with praise or condemnation.

Take down and write up are semantically related in put language down on paper topic. Sometimes you can use "Take down" instead a verb "Write up".