Cryptic crossword clue
Butterfly markings look square close up 8

The most common and most likely answer to this crossword clue is the 8 letter word EYESPOTS

E
Y
E
S
P
O
T
S

Buddy explains!

The straight part
We know that "Butterfly markings" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case butterfly markings = eyespots.
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 EYESPOTS mean?

EYESPOTS noun
  1. Any of various primitive light-sensitive organs or regions in many diverse organisms.
  2. An eye-like marking on the tail of a peacock or the wing of a butterfly.
  3. Any of a group of fungal infections of grasses that are characterized by oval spots; strawbreaker

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