Identify the odd one among the following: Counting, Affixation, Compounding, Reduplication

Identify the odd one among the following: Counting, Affixation, Compounding, Reduplication

Explanation
  • Counting is a numerical concept.
  • While Affixation, Compounding, and Reduplication are linguistic processes related to word formation.
  • These belong to morphology, the study of word structure in linguistics.