
1) Feature 2) Lineament 
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https://www.crosswordclues.com/clue/zygomatic

• (a.) Of, pertaining to, or in the region of, the zygoma.
Found on 
http://thinkexist.com/dictionary/meaning/zygomatic/

<anatomy> Of, pertaining to, or in the region of, the zygoma. Zygomatic arch, the arch of bone beneath the orbit, formed in most mammals by the union of the malar, or jugal, with the zygomatic process of the temporal bone. In the lower vertebrates other bones may help to form it, and there may be two arches on each side of the skull, as in so...
Found on 
http://www.encyclo.co.uk/local/20973

(zi″go-mat´ik) pertaining to the zygomatic bone.
Found on 
http://www.encyclo.co.uk/local/21001
 Zyg`o·mat'ic  adjective
Zyg`o·mat'ic  adjective [ Confer French 
 zygomatique .] 
 (Anat.) Of, pertaining to, or in the region of, the zygoma.  
 Zygomatic arch , 
 the arch of bone beneath the orbit, formed in most mammals by the union of the malar, or jugal, with the zygomatic process of the temporal bone. I...
Found on http://www.encyclo.co.uk/webster/Z/7
 [adj] - of or relating to the cheek region of the face
[adj] - of or relating to the cheek region of the face
Found on http://www.webdictionary.co.uk/definition.php?query=zygomatic
 zygomatic 1. Of or relating to the cheek region of the face.  2. Connecting with, or in the region of, the zygomatic bone.
zygomatic 1. Of or relating to the cheek region of the face.  2. Connecting with, or in the region of, the zygomatic bone.
Found on http://www.wordinfo.info/words/index/info/view_unit/2352/
 zygon, yoke.
zygon, yoke.
Found on https://aclandanatomy.com/Glossary.aspx
 adjective of or relating to the cheek region of the face
 adjective of or relating to the cheek region of the face
Found on https://www.encyclo.co.uk/local/20974
 adjective, Greek zygon = yoke; hence, pertaining to the bone joining the maxillary, frontal, temporal and sphenoid bones.
adjective, Greek zygon = yoke; hence, pertaining to the bone joining the maxillary, frontal, temporal and sphenoid bones.
Found on https://www.encyclo.co.uk/local/21450
  No exact match found.