Find Antonyms
lock Antonyms
Opposite of lock
Looking for antonyms for lock? Sourced from our comprehensive thesaurus, here is a list of opposite words and the exact opposite of lock, organized by relevance and context.
• verb (Context 1)
To fasten or secure something (such as a door, window, or container) with a mechanical or electronic locking device.
Usage Example
"Please remember to unlock the front door and arm the security system before you leave."
Strongest
unlock
open
• verb (Context 2)
To become firmly fixed, jammed, or incapable of moving.
Usage Example
"The gears on my older bicycle tend to release if I try to shift them too rapidly on a steep hill."
Strongest
release
Strong
free
move
• verb (Context 3)
To interlock, clasp, or entangle firmly together.
Usage Example
"The peaceful protesters locked arms to form an unbreakable human chain across the entrance."
Strongest
unclasp
separate
Strong
detach
Similar words to lock
Looking for synonyms? Words similar to lock vary depending on the context. Here are a few common synonyms:
tress
jam
clasp
bolt
stick
ringlet
padlock
secure
Cite this Entry
Wordmom. (2026). Antonyms for Lock. In Wordmom Thesaurus. Retrieved Oct 15, 2026, from https://wordmom.com/antonyms/lock