The most common and most likely answer to this crossword clue is the 7 letter word BEWITCH
I've seen this crossword clue in The Guardian
B
E
W
I
T
C
H
More clues leading to the result BEWITCH
- Dog swallowing English wife’s charm
- English women's irritation following bachelor showing charm
- Live comedian by church entrance
- Dog we held up in entrance
- Entrance which is reportedly south of every other part of abbey
- Entrance, dog kennels each way
- Black and white bust commands college entrance
- Complain about you and I returning charm
- Female welcoming bridge partners’ charm
- Longing to join network, about to make entrance
Buddy explains!

The straight part
We know that "entrance" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case entrance = bewitch.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 BEWITCH mean?
BEWITCH verb- To cast a spell upon.
- To fascinate or charm.
- To astonish, amaze.