• cataclysm

    A cataclysm is a violent, sudden event that causes great change and/or harm.

  • catatonic

    A catatonic person is in a state of suspended action; therefore, they are rigid, immobile, and unresponsive.

  • catalyst

    A catalyst is an agent that enacts change, such as speeding up a chemical reaction or causing an event to occur.

  • catastrophe

    A catastrophe is a widespread terrible disaster that is often accompanied by many deaths.

  • category

    A category is a class or group of similar things, such as books, fruit, or music.

  • catalog

    make a catalogue, compile a catalogue

  • catalysis

    acceleration of a chemical reaction induced the presence of material that is chemically unchanged at the end of the reaction

  • catalyze

    change by catalysis or cause to catalyze

  • catapult

    shoot forth or launch, as if from a catapult

  • cataract

    an eye disease that involves the clouding or opacification of the natural lens of the eye

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