graph1
 
/
grɑːf, 
graf/
n.
  - a diagram showing the relation between variable quantities, typically of two variables measured along a pair of axes at right angles.
 - Mathematics  a collection of points whose coordinates satisfy a given relation.
 
v.
 plot or trace on a graph.
Etymology
C19: abbrev. of graphic formula.
graph2
 
/
grɑːf, 
graf/
n.
 Linguistics  a visual symbol representing a unit of sound or other feature of speech.
Etymology
1930s: from Gk graphē ‘writing’.