As nouns the difference between rioter and robber
is that rioter is one who riots; part of the unruly violent crowd causing a riot while robber is a person who robs.
rioter
English
Noun
(
en noun)
One who riots; part of the unruly violent crowd causing a riot.
- The rioters had erected a makeshift barricade and were pelting the police with rocks from behind it.
robber
English
Hyponyms
* bank robber
* mugger
Hypernyms
* thief
Derived terms
* robber baron
* robber crab
* robber fly
* robber gull
Related terms
* rob
* robbery