Complacent
Complacent adjective - Having or showing a lack of interest or concern.
Secure and complacent are semantically related. In some cases you can use "Secure" instead an adjective "Complacent".
Secure
Secure adjective - Having or showing great faith in oneself or one's abilities.
Usage example: he's so secure about winning the marathon that he's practically spent the prize money
Complacent and secure are semantically related. Sometimes you can use "Complacent" instead an adjective "Secure".
Mutual synonyms
Both words in one sentence
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We Have Become Complacent: The dwarves of Erebor felt very secure in their position as rulers of the mightiest kingdom in Middle-Earth before Smaug arrived.
Source: Film / The Hobbit - We Have Become Complacent: The elysium in "Vampire: Spoony's Jyhad" considered itself so secure that the guards didn't even search for weapons.
Source: Web Video / Counter Monkey
Cite this Source
Secure and Complacent. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/complacent/secure
Complacent & Secure. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/complacent/secure>.
Secure or Complacent. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/complacent/secure.
Google Ngram Viewer shows how "complacent" and "secure" have occurred on timeline