Perpendicular (7)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">perpendicular</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for upright that I've seen before include "Pig hurt (anag) -- noble" , "Erect - post" , "Moral" , "deserving respect" , "Key item" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">perpendicular</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I know that perpendicular can be written as vertical)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for vertical that I've seen before include "At right angles to the horizontal" , "At right angles to the base line" , "Straight up" , "Upright, perpendicular" , "Absolutely upright" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">perpendicular</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for sheer that I've seen before include "Very steep or diaphanous" , "Downright - deviation" , "Utter - precipitous" , "Very thin and fine" , "Unmitigated; perpendicular" .)
(Other definitions for plumb that I've seen before include "Connect pipes" , "Lead weight for testing depth or the perpendicular" , "Reach or experience, say the depths" , "Take soundings at sea" , "Going straight up and down" .)