The most common and most likely answer to this crossword clue is the 5 letter word BANAL
B
A
N
A
L
More clues leading to the result BANAL
- Ultimately, screen idol keeps lacking originality
- Enforce a general embargo, mostly lacking impact
- Prohibit a line in stock
- Somewhat suburban, a laughing stock
- Prohibit aluminium for flat
- Exclude a line lacking originality
- Tired, as usual
- Tired bishop’s obstinate and obsessive
- Top UN official has a student flat
- Commonplace name held by god
Buddy explains!

The straight part
We know that "stock" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case stock = banal.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 BANAL mean?
BANAL adjective- Common in a boring way, to the point of being predictable; containing nothing new or fresh.
- (history) Relating to a type of feudal jurisdiction or service.