Synonyms for secure

Verb

1. procure, secure, obtain

usage: get by special effort; "He procured extra cigarettes even though they were rationed"

2. fasten, fix, secure, attach

usage: cause to be firmly attached; "fasten the lock onto the door"; "she fixed her gaze on the man"

3. secure, guarantee, vouch

usage: assure payment of

4. guarantee, ensure, insure, assure, secure

usage: make certain of; "This nest egg will ensure a nice retirement for us"; "Preparation will guarantee success!"

5. plug, stop up, secure, close, fill up

usage: fill or close tightly with or as if with a plug; "plug the hole"; "stop up the leak"

6. batten, batten down, secure, strengthen, beef up, fortify

usage: furnish with battens; "batten ships"

Adjective

1. secure (vs. insecure), unafraid, untroubled

usage: free from fear or doubt; easy in mind; "secure himself, he went out of his way to help others"

2. secure (vs. insecure), assured, bonded, guaranteed, secured, warranted, certified, established, firm, fail-safe, in safe custody(predicate), promised, safe, safe-deposit, safety-deposit, sure, invulnerable, protected#1, secure, safe

usage: free from danger or risk; "secure from harm"; "his fortune was secure"; "made a secure place for himself in his field"

3. protected (vs. unprotected), secure, bastioned, fortified, battlemented, burglarproof, covert, moated, sheltered, shielded, snug, stormproof, weatherproof, invulnerable, secure

usage: kept safe or defended from danger or injury or loss; "the most protected spot I could find"

4. secure (vs. insecure), steady, tight, tightened, fixed

usage: not likely to fail or give way; "the lock was secure"; "a secure foundation"; "a secure hold on her wrist"

5. impregnable, inviolable, secure, strong, unassailable, unattackable, invulnerable (vs. vulnerable)

usage: able to withstand attack; "an impregnable fortress"; "fortifications that made the frontier inviolable"

6. dependable, good, safe, secure, sound (vs. unsound)

usage: financially sound; "a good investment"; "a secure investment"