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Reading level: hard

Estimated CEFR level: B2 — Upper-Intermediate

Estimated from word frequency; not an official CEFR classification.

Definition

  1. noun the cardinal number that is the sum of nine and one; the base of the decimal system
  2. noun the 24th letter of the Roman alphabet
  3. noun street names for methylenedioxymethamphetamine

In classic literature

Synonyms

ten, 10, tenner, decade

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