The most common and most likely answer to this crossword clue is the 5 letter word HEIRS
I've seen this crossword clue in The Times
H
E
I
R
S
More clues leading to the result HEIRS
- They are expecting one to open what is not his?
- They’ve come into money? Girl’s embracing one
- The Inheritors takes on empire’s leader, moving to the left
- Special issue of ‘Tunes’ picked up
- They succeed in their schemes
- People who succeed in getting tunes broadcast
- Those who have inherited pretentious manners, by the sound of it
- Expressed arrogance of those due to succeed
- He is about right: they do succeed
- Estate recipients head away from the tax agency
Buddy explains!

The straight part
We know that "They’ve come into money?" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case they’ve come into money? = heirs.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 HEIRS mean?
HEIRS noun- Someone who inherits, or is designated to inherit, the property of another.
- One who inherits, or has been designated to inherit, a hereditary title or office.
- A successor in a role, representing continuity with the predecessor.