The most common and most likely answer to this crossword clue is the 11 letter word HESITATIONS
I've seen this crossword clue in Independent
H
E
S
I
T
A
T
I
O
N
S
Buddy explains!

The straight part
We know that "Delays" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case delays = hesitations.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 HESITATIONS mean?
HESITATIONS noun- An act of hesitating
- Doubt; vacillation.
- A faltering in speech; stammering.