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Classic usage
Estimated CEFR level: C2 — Proficiency
Estimated from word frequency; not an official CEFR classification.
Borrowed from French prolétariat, from prolétaire + -at, from Latin proletārius, from prōlēt- (“offspring”) + -ārius, from stem of prōlēs, from pro- + *olēs (“growth”), ultimately from Proto-Indo-European *h₂el- (“to grow, nourish”). By surface analysis, Latin prōlēt- + -ary + -at.
labor, labour, working class
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Classic usage
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