The most common and most likely answer to this crossword clue is the 6 letter word EFFECT
I've seen this crossword clue in The Times
E
F
F
E
C
T
More clues leading to the result EFFECT
- Impression made by English females at European Court
- Result extremely fortunate for English cricket team, just starting.
- Swear euphemistically etc to redistribute produce
- Chosen Labour leader getting snubbed for following result
- Aftermath of force
- Meaning to force result
- Result: fine is doubled in East European court
- Result of endless personal belongings
- Achieve end of disease with very loud form of therapy
- Bring about a result
Buddy explains!

The straight part
We know that "Impression" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case impression = effect.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 EFFECT mean?
EFFECT noun- The result or outcome of a cause.
- Impression left on the mind; sensation produced.
- Execution; performance; realization; operation.
- An illusion produced by technical means (as in "special effect")
- (sound engineering) An alteration, or device for producing an alteration, in sound after it has been produced by an instrument.
- (etc.) A scientific phenomenon, usually named after its discoverer.
- (usually in the plural) Belongings, usually as personal effects.
- Consequence intended; purpose; meaning; general intent; with to.
- Reality; actual meaning; fact, as distinguished from mere appearance.
- Manifestation; expression; sign.
- To make or bring about; to implement.