The most common and most likely answer to this crossword clue is the 5 letter word OTHER
I've seen this crossword clue in The Times
O
T
H
E
R
More clues leading to the result OTHER
- Not the one to upset Rosemary, perhaps, in short
- To put up with that woman is not like you
- Article in alternative setting, like H P Lovecraft’s gods
- Sort of ranks / remaining
- Different parent, not married
- Different parent's heading off
- More trouble? Don't start!
- Second concern initially dodged
- Not the one to upset that woman
- Different article in gold
Buddy explains!

The straight part
We know that "More" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case more = other.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 OTHER mean?
OTHER noun- An other, another (person, etc), more often rendered as another.
- The other one; the second of two.
- To regard, label or treat as an "other", as not part of the same group; to view as different and alien.
- To treat as different or separate; segregate; ostracise.
- See other (determiner) below
- Second.
- Alien.
- Different.
- Left, as opposed to right.
- Apart from; in the phrase "other than".
- Otherwise.