The most common and most likely answer to this crossword clue is the 7 letter word SHYSTER
I've seen this crossword clue in The Guardian
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More clues leading to the result SHYSTER
- Dodgy lawyer, wary, and not entirely unyielding
- Disreputable lawyer, retiring and mostly stern
- Unscrupulous lawyer invested in trashy stereo
- Dodgy lawyer has uneasy rest after retiring
- Unscrupulous professional in distress, hysterical
- Unscrupulous person retiring to rest, perhaps
- Unscrupulous sort
- Hesitant relative is out with disreputable lawyer
- Unscrupulous type reserved vacant seat with little hesitation
- Unscrupulous American lawyer contributing to mass hysteria
Buddy explains!

The straight part
We know that "Unscrupulous person" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case unscrupulous person = shyster.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 SHYSTER mean?
SHYSTER noun- Someone who acts in a disreputable, unethical, or unscrupulous way, especially in the practice of law and politics.
- To act in a disreputable, unethical, or unscrupulous way, especially in the practice of law and politics.
- To exploit (someone or something) in this way.