Definition of harshen in English:

harshen

verb

  • 1with object Make unpleasantly rough or jarring to the senses.

    ‘‘Right,’ I said, harshening my tone’
  • 2Make or become more cruel or severe.

    with object ‘legislation that will harshen sentences for petty crimes’
    no object ‘his words harshened, admonishing those who live a double life’
    1. 2.1no object (of a climate or conditions) become more difficult to survive in.
      ‘rivers run dry, climate harshens and pollution spreads’
    2. 2.2with object Have an undesirably strong effect on.
      ‘the atmosphere harshens colour’

Pronunciation

harshen

/ˈhɑːʃ(ə)n/