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Erratic vs Deranged - What's the difference?

erratic | deranged |

As adjectives the difference between erratic and deranged

is that erratic is unsteady, random; prone to unexpected changes; not consistent while deranged is disturbed or upset, especially mentally.

As a noun erratic

is (geology) a rock moved from one location to another, usually by a glacier.

As a verb deranged is

(derange).

erratic

English

Alternative forms

* erratick, erraticke, erratique (obsolete)

Adjective

(en adjective)
  • unsteady, random; prone to unexpected changes; not consistent
    • Henry has been getting erratic scores on his tests: 40% last week, but 98% this week.
  • Deviating from the common course in opinion or conduct; eccentric; odd.
    • erratic conduct

    Derived terms

    * erratically

    Antonyms

    * consistent

    Noun

    (en noun)
  • (geology) A rock moved from one location to another, usually by a glacier.
  • * 2003 , (Bill Bryson), A Short History of Nearly Everything , BCA 2003, p. 372:
    • The term for a displaced boulder is an erratic , but in the nineteenth century the expression seemed to apply more often to the theories than to the rocks.
  • Anything that has erratic characteristics.

    • Anagrams

    *

    deranged

    English

    Adjective

    (en adjective)
  • disturbed or upset, especially mentally
  • * July 18 2012 , Scott Tobias, AV Club The Dark Knight Rises [http://www.avclub.com/articles/the-dark-knight-rises-review-batman,82624/]
    • Though Bane’s sing-song voice gives his pronouncements a funny lilt, he doesn’t have any of the Joker’s deranged wit, and Nolan isn’t interested in undercutting his seriousness for the sake of a breezier entertainment.
  • insane

    • Synonyms

    * See also

    Verb

    (head)
  • (derange)

    • Anagrams

    * * *