Questão 19 Comentada - Prefeitura de Seara-2 - Professor de Inglês - AMAUC (2025)

Which pair exemplifies back-formation (rather than affixation, compounding, clipping, or conversion)?

  • A editor → edit
  • B email → e-mailing
  • C lab ← laboratory
  • D bottle → opener
  • E run → runner