The most common and most likely answer to this crossword clue is the 8 letter word SUPPLANT
I've seen this crossword clue in The Daily Telegraph
S
U
P
P
L
A
N
T
More clues leading to the result SUPPLANT
- Replace list that includes strange page
- Down with manufacturing facility – it’s to topple
- Replace Austin essentially to cover over scheme
- Replace elevated strategy that’s in the way
- Topple possibly seeing drink works
- Replace drink factory
- Replace inadequate substitute worker
- Replace drink works
- Take over from endlessly flexible worker
- Take the place of mostly loose six footer
Buddy explains!

The straight part
We know that "Take over" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case take over = supplant.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 SUPPLANT mean?
SUPPLANT verb- To take the place of; to replace, to supersede.
- To uproot, to remove violently.