As verbs the difference between grouping and classifying
is that grouping is present participle of lang=en while classifying is present participle of lang=en.
As a noun grouping
is a collection of things or people united as a group.
As an adjective classifying is
that serves to classify.
grouping
English
Noun
(
en noun)
A collection of things or people united as a group.
The action of the verb to group .
Verb
(head)
classifying
English
Verb
(head)
Derived terms
* classifying space