The most common and most likely answer to this crossword clue is the 6 letter word TREATY
I've seen this crossword clue in The Times
T
R
E
A
T
Y
More clues leading to the result TREATY
- Contract put away, attempt to steal it
- Deal with party, ultimately making pact
- Have dinner in attempt to find agreement
- Versailles, for example, compact
- Covenant put away in experiment
- Formal agreement to dine during test
- Agreement to pay for a year
- Agreement to pay for yuppie’s starter….
- Compact lunch, say, consumed by judge
- Agreement in the form of free entertainment?
Buddy explains!

The straight part
We know that "Covenant" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case covenant = treaty.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 TREATY mean?
TREATY noun- A binding agreement concluded by subjects of international law, namely states and international organizations.
- A formal agreement between two or more states.