The most common and most likely answer to this crossword clue is the 10 letter word UNDERNEATH
I've seen this crossword clue in Independent
U
N
D
E
R
N
E
A
T
H
More clues leading to the result UNDERNEATH
- Below ground, erne at high shelters
- Broken-hearted nun at bottom
- Lower junior to tidy home
- Lower by the authority of Welsh town?
- The nude ran, tumbling on the bottom
- Left-wing new university reflected Welsh town below
- Fake unearthed, covering indefinite number below
- The nude ran, wobbling below
- . Inside a den hunter built
Buddy explains!

The straight part
We know that "Lower" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case lower = underneath.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 UNDERNEATH mean?
UNDERNEATH noun- The lower surface or part of something.
- A background radio sound track played during a specific announcement or program.
- Under, lower.
- Below; in a place beneath.
- On the underside or lower face.
- Under, below, beneath.
- Under the control or power of.