The most common and most likely answer to this crossword clue is the 7 letter word GLORIFY
I've seen this crossword clue in The Guardian
G
L
O
R
I
F
Y
More clues leading to the result GLORIFY
Buddy explains!
The straight part
We know that "Honour" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case honour = glorify.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 GLORIFY mean?
GLORIFY verb- To exalt, or give glory or praise to (something or someone).
- To make (something) appear to be more glorious than it is; regard something or someone as excellent baselessly.
- To worship or extol.