Edge
/ɛdʒ/
noun
The boundary line of a surface.
A one-dimensional face of a polytope. In particular, the joining line between two vertices of a polygon; the place where two faces of a polyhedron meet.
An advantage.
“I have the edge on him.”
Synonyms: advantage, gain, line, boundary, brink, lip, margin, rim
verb
To move an object slowly and carefully in a particular direction.
“He edged the book across the table.”
To move slowly and carefully in a particular direction.
“He edged away from her.”
(usually in the form 'just edge') To win by a small margin.