Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb secure

6 senses of secure

Sense 1
procure, secure -- (get by special effort; "He procured extra cigarettes even though they were rationed")
       => obtain -- (come into possession of; "How did you obtain the visa?")

Sense 2
fasten, fix, secure -- (cause to be firmly attached; "fasten the lock onto the door"; "she fixed her gaze on the man")
       => attach -- (cause to be attached)

Sense 3
secure -- (assure payment of)
       => guarantee, vouch -- (give surety or assume responsibility; "I vouch for the quality of my products")

Sense 4
guarantee, ensure, insure, assure, secure -- (make certain of; "This nest egg will ensure a nice retirement for us"; "Preparation will guarantee success!")

Sense 5
plug, stop up, secure -- (fill or close tightly with or as if with a plug; "plug the hole"; "stop up the leak")
       => close, fill up -- (fill or stop up; "Can you close the cracks with caulking?")

Sense 6
batten, batten down, secure -- (furnish with battens; "batten ships")
       => strengthen, beef up, fortify -- (make strong or stronger; "This exercise will strengthen your upper body"; "strengthen the relations between the two countries")

Antonyms of adj secure

5 senses of secure

Sense 1
secure (vs. insecure), unafraid, untroubled -- (free from fear or doubt; easy in mind; "he was secure that nothing will be held against him")

insecure (vs. secure) -- (lacking self-confidence or assurance; "an insecure person lacking mental stability")
        => overanxious -- (anxious or nervous to an excessive degree)
        => unassured -- (lacking boldness or confidence)

Sense 2
secure (vs. insecure) -- (free from danger or risk; "secure from harm"; "his fortune was secure"; "made a secure place for himself in his field")

insecure (vs. secure), unsafe -- (lacking in security or safety; "his fortune was increasingly insecure"; "an insecure future")
        => precarious, shaky -- (not secure; beset with difficulties; "a shaky marriage")
        => unguaranteed, unsecured -- (without financial security; "an unsecured note")

Sense 3
secure (vs. insecure) -- (not likely to fail or give way; "the lock was secure"; "a secure foundation"; "a secure hold on her wrist")

insecure (vs. secure) -- (not firm or firmly fixed; likely to fail or give way; "the hinge is insecure")

Sense 4
impregnable, inviolable, secure, strong, unassailable, unattackable -- (immune to attack; incapable of being tampered with; "an impregnable fortress"; "fortifications that made the frontier inviolable"; "a secure telephone connection")

INDIRECT (VIA invulnerable) -> vulnerable -- (susceptible to attack; "a vulnerable bridge")

Sense 5
dependable, good, safe, secure -- (financially sound; "a good investment"; "a secure investment")

INDIRECT (VIA sound) -> unsound -- (not sound financially; "unsound banking practices")

Similarity of adj secure

5 senses of secure

Sense 1
secure (vs. insecure), unafraid, untroubled -- (free from fear or doubt; easy in mind; "he was secure that nothing will be held against him")

Sense 2
secure (vs. insecure) -- (free from danger or risk; "secure from harm"; "his fortune was secure"; "made a secure place for himself in his field")
       => assured -- (characterized by certainty or security; "a tiny but assured income"; "we can never have completely assured lives")
       => firm -- (securely established; "holds a firm position as the country's leading poet")
       => fail-safe -- (guaranteed not to fail; "a fail-safe recipe for cheese souffle")
       => sure -- (physically secure or dependable; "a sure footing"; "was on sure ground")
          Also See-> invulnerable#1; protected#1; safe#1

Sense 3
secure (vs. insecure) -- (not likely to fail or give way; "the lock was secure"; "a secure foundation"; "a secure hold on her wrist")
       => steady -- (securely in position; not shaky; "held the ladder steady")
       => tight -- (securely or solidly fixed in place; rigid; "the bolts are tight")
          Also See-> fixed#3

Sense 4
impregnable, inviolable, secure, strong, unassailable, unattackable -- (immune to attack; incapable of being tampered with; "an impregnable fortress"; "fortifications that made the frontier inviolable"; "a secure telephone connection")
       => invulnerable (vs. vulnerable) -- (immune to attack; impregnable; "gunners raked the beach from invulnerable positions on the cliffs")

Sense 5
dependable, good, safe, secure -- (financially sound; "a good investment"; "a secure investment")
       => sound (vs. unsound) -- (financially secure and safe; "sound investments"; "a sound economy")

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