Hard to understand (8)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">hard to understand</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for abstract that I've seen before include "Theoretical; abstruse" , "painting by Kandinsky, perhaps" , "Theoretical, not concrete" , "Kandinsky painting, for example?" , "sculpture by Hepworth" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">hard to understand</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for abstruse that I've seen before include "Obscure or recondite" , "Arcane" , "Incomprehensible to those with normal understanding" , "Difficult to comprehend" , "Strange busts are difficult to understand" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">hard to understand</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for baffling that I've seen before include "Perplexing, bewildering" , "Mystifying" , "Mysterious" , "Hard to understand" , "Perplexing, puzzling" .)
(Other definitions for enigmatic that I've seen before include "Puzzling, like the Sphinx" , "Mystifying" , "Obscure, puzzling" , "Hard to fathom" , "Difficult to interpret" .)