Denshi Jisho — Online Japanese dictionary

すみ corner; nook; recess
Common word, Noun, Noun suffix 
すま corner; nook; recess
Noun, Noun suffix 
よすみ four corners
Common word, Noun 
ですみ external corner angle of two walls, planes, etc.
Noun 
でずみ external corner angle of two walls, planes, etc.
Noun 
いちぐう corner; nook
Common word, Noun 
かたすみ corner; nook
Common word, Noun 
いりすみ internal angle of two walls, planes, etc.
Noun 
なんぐう southern corner
Noun 
ひとすみ corner; nook
Noun 
へきぐう corner; nook
Noun 
入り いりすみ internal angle of two walls, planes, etc.
Noun 
ひだりすみ left-hand corner; lower left
Noun 
右上 みぎうえすみ top right corner
Noun, Computer terminology 
右下 みぎしたすみ bottom right corner
Noun, Computer terminology 
左上 ひだりうえすみ top left corner
Noun, Computer terminology 
左下 ひだりしたすみ bottom left corner
Noun, Computer terminology 

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