Productive forces
The forces of production are the instruments of production, the people who operate those instruments and carry on the production of material values through experience and labor skill.
Glossary of Marxism-Leninism
Proletariat
The class that is defined by lack of ownership of means of production that must work to sustain itself.
Proto-fascist
Bearing some of the characteristics of fascism, generally of such a nature that fascism may later develop from this seed.