Gradations Synonyms

A slight variation between nearly identical entities
(Noun)
Synonyms:
  1. shades
  2. nuances
Relative position in a graded series
(Noun)
The act of arranging in grades
(Noun)
Synonyms:
  1. graduations
A gradual or barely perceptible change from one tone or shade, as of color, to another.
(Noun)
Synonyms:
  1. nuances