The most common and most likely answer to this crossword clue is the 4 letter word FÊTE
I've seen this crossword clue in Independent
F
Ã
Š
T
E
More clues leading to the result FÊTE
- Celebrate increment, finally, in pay
- Parish event held in cafeteria
- Honour God’s will, so they tell us
- Fine weather intermittently for outdoor event
- Fair charge to include last of supplement
- Garden party making fortune reportedly
- Report of outcome in outdoor event
- Cost includes entry to the gala
- Charge around first thing to celebrate
- First of editorials in this newspaper on opening of Edinburgh festival
Buddy explains!

The straight part
We know that "Entertain" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case entertain = fÊte.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 FÊTE mean?
FÊTE noun- A festival open to the public, the proceeds from which are often given to charity.
- A feast, celebration or carnival.
- (usually in the passive) To celebrate (a person).