As nouns the difference between collaborator and helper
is that collaborator is a person who works with others towards a common goal while helper is one who helps; an aide.
collaborator
English
Noun
(
en noun)
A person who works with others towards a common goal.
A person who cooperates traitorously with an enemy.
See also
* collaborate
* collaboration
helper
English
Noun
(
en noun)
One who helps; an aide.
(Singapore) A person who does cleaning and cooking in a family, or in a market.