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insecurity

[in-si-kyoo r-i-tee]
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noun, plural in·se·cu·ri·ties.
  1. lack of confidence or assurance; self-doubt: He is plagued by insecurity.
  2. the quality or state of being insecure; instability: the insecurity of her financial position.
  3. something insecure: the many insecurities of life.
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Origin of insecurity

From the Medieval Latin word insēcūritās, dating back to 1640–50. See insecure, -ity

Synonyms

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2. precariousness, shakiness, vulnerability.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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Word Origin and History for insecurities

insecurity

n.

1640s, from Medieval Latin insecuritas, from insecurus (see insecure). Specific psychological sense is by 1917.

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Online Etymology Dictionary, © 2010 Douglas Harper