The most common and most likely answer to this crossword clue is the 12 letter word ENTANGLEMENT
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More clues leading to the result ENTANGLEMENT
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The straight part
We know that "complication" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case complication = entanglement.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 ENTANGLEMENT mean?
ENTANGLEMENT noun- The state of being entangled; intricate and confused involution.
- That which entangles; intricacy; perplexity.
- An obstruction placed in front or on the flank of a fortification, to impede an enemy's approach.
- An obstruction of cables and spars across a river or harbour entrance.
- A quantum mechanical phenomenon in which the quantum states of two or more objects have to be described with reference to each other, even though the individual objects are spatially separated.