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Trepidation vs Undefined - What's the difference?

trepidation | undefined |

As a noun trepidation

is trembling.

As an adjective undefined is

lacking a definition or value.

trepidation

English

Noun

(-)
  • A fearful state; a state of hesitation or concern.
    • I decided, with considerable trepidation , to let him drive my car without me.
  • * 1929 , , Chapter VII, Section vi
    • She opened the drawing-room door in trepidation . Would she find Esther drowned with her head in the goldfish bowl, or hanged from the chandelier by her stay-lace?
  • * {{quote-news
    • , year=2011 , date=December 10 , author=Marc Higginson , title=Bolton 1 - 2 Aston Villa , work=BBC Sport citation , page= , passage=The Midlanders will hope the victory will kickstart a campaign that looked to have hit the buffers, but the sense of trepidation enveloping the Reebok Stadium heading into the new year underlines the seriousness of the predicament facing Owen Coyle's men.}}
  • An involuntary trembling, sometimes an effect of paralysis, but usually caused by terror or fear; quaking; quivering.
  • (astronomy, obsolete) A libration of the starry sphere in the Ptolemaic system; a motion ascribed to the firmament, to account for certain small changes in the position of the ecliptic and of the stars.

    • Synonyms

    * (fearful state) agitation, apprehension, consternation, fear, hesitation, worry

    Related terms

    * intrepid * trepid * trepidate * trepidatory * trepidancy * trepidity * trepidly * trepidatious

    Anagrams

    * *

    undefined

    English

    Adjective

    (wikipedia undefined) (-)
  • Lacking a definition or value.
  • (mathematics, computing) That does not have a meaning and is thus not assigned an interpretation.
    • The result of division by zero is undefined .

    Antonyms

    * defined