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Cataclysm vs Upheaval - What's the difference?

cataclysm | upheaval | Synonyms |

As nouns the difference between cataclysm and upheaval

is that cataclysm is a sudden, violent event while upheaval is the process of being heaved upward, especially the raising of part of the earth's crust.

cataclysm

Noun

(en noun)
  • A sudden, violent event.
  • (geology) A sudden and violent change in the earth's crust.
  • A great flood.
  • Derived terms

    * cataclysmic

    upheaval

    English

    Noun

    (en noun)
  • the process of being heaved upward, especially the raising of part of the earth's crust
  • a sudden violent upset, disruption or convulsion
  • * {{quote-news
  • , year=2011 , date=September 2 , author= , title=Wales 2-1 Montenegro , work=BBC citation , page= , passage=Since that upheaval Wales have won just once in seven games, beating Northern Ireland in the Nations Cup last May.}}