The most common and most likely answer to this crossword clue is the 7 letter word TEMPTER
I've seen this crossword clue in Independent
T
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M
P
T
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R
More clues leading to the result TEMPTER
- First of trout caught by Paddy's lure
- For the Devil, time less busy in absence of yours truly
- Politician captivated by Head of French resistance, one making attractive offer
- Attractive person, after time increasingly vacuous, I shunned
- Satan in angry mood about Christ ultimately
- Juliet finally in mood for Romeo?
- Stand-in worker having short term, alluring type
- Reorganized the department and fired the enticing person
- Anger consuming tenor’s seducer
Buddy explains!

The straight part
We know that "Satan" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case satan = tempter.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 TEMPTER mean?
TEMPTER noun- Someone or something that tempts.
- A seducer, especially a man who seduces.