The most common and most likely answer to this crossword clue is the 8 letter word KAMIKAZE
K
A
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The straight part
We know that "Wildly reckless" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case wildly reckless = kamikaze.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 KAMIKAZE mean?
KAMIKAZE noun- An attack requiring the suicide of the one carrying it out, especially when done with an aircraft.
- One who carries out a suicide attack, especially with an aircraft.
- One who takes excessive risks, as for example in a sporting event.
- A cocktail made of equal parts vodka, triple sec and lime juice.
- A deliberate wipeout.
- To destroy (a ship, etc.) in a suicide attack, especially by crashing an aircraft.
- To carry out a suicide attack, especially by crashing an aircraft.
- To fail disastrously.
- Suicidal, risking one's own life