The most common and most likely answer to this crossword clue is the 7 letter word RETRACT
I've seen this crossword clue in The Daily Telegraph
R
E
T
R
A
C
T
More clues leading to the result RETRACT
- Withdraw renegade's empty pamphlet
- Withdraw US president’s upsetting tweet at last
- Soldiers coming on to extended area pull back
- Take back tons wagoner brought up
- Withdraw part of army, diplomacy having overcome resistance
- Take back ultimate piece in artefact old archaeologist brought up
- Withdraw RE pamphlet
- Trump primarily involved in Carter’s conversion? Issue a disclaimer!
- Go back on rickety crate carrying rebel leader to Thailand
- Repudiate religious education booklet
Buddy explains!

The straight part
We know that "Take back" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case take back = retract.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does RETRACT mean?
RETRACT verb- To pull back inside.
- To draw back; to draw up.
- To take back or withdraw something one has said.
- To take back, as a grant or favour previously bestowed; to revoke.