The most common and most likely answer to this crossword clue is the 7 letter word SURFACE
I've seen this crossword clue in The Daily Telegraph
S
U
R
F
A
C
E
More clues leading to the result SURFACE
- Riseof brilliant sportsperson on board
- Top expert on board?
- Regain consciousness, nearly safe following powerful shot?
- Top chap riding white horses well?
- Superficial sea foam expert
- Top waves on one
- Fellow abducted by flying saucer outside
- Foam very good for skin
- Emerge as great coastline champion?
- Breakers’ expert is superficial
Buddy explains!

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 SURFACE mean?
SURFACE noun- The overside or up-side of a flat object such as a table, or of a liquid.
- The outside hull of a tangible object.
- Outward or external appearance.
- The locus of an equation (especially one with exactly two degrees of freedom) in a more-than-two-dimensional space.
- (fortification) That part of the side which is terminated by the flank prolonged, and the angle of the nearest bastion.
- To provide something with a surface.
- To apply a surface to something.
- To rise to the surface.
- To bring to the surface.
- To come out of hiding.
- For information or facts to become known.
- To make information or facts known.
- To work a mine near the surface.
- To appear or be found.