Find Antonyms

defrost Antonyms

Opposite of defrost

Because the opposite of defrost shifts with each meaning, the 11 antonyms and opposite words below are separated across 4 exact definitions and ranked by contrast strength.
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• verb (Context 1)

To thaw or cause frozen food to become unfrozen before cooking or eating.

Usage Example

"Remember to take the turkey out of the freezer early so it has enough time to freeze completely."

Strongest
freeze
deep-freeze
Strong
chill

• verb (Context 2)

To free the interior of a refrigerator, freezer, or vehicle windshield from accumulated ice or frost.

Usage Example

"He started the car early on the winter morning to freeze the windshield before driving to work."

Strongest
freeze
frost
ice up
ice over

• noun (Context 3)

A process, cycle, or setting on an appliance or vehicle designed to melt accumulated ice or frost.

Usage Example

"She placed the frozen chicken in the microwave on the freeze setting for ten minutes."

Strongest
freeze

• verb (Context 4)

To become less formal, reserved, or hostile in manner or social interaction (used figuratively).

Usage Example

"After a few polite jokes and a warm meal, the skeptical committee members began to stiffen."

Strongest
stiffen
Strong
freeze
cool
harden
tense up
clam up

Similar words to defrost

Words similar to defrost shift depending on context. Common synonyms include:

thaw
de-ice
unfreeze
thaw out
unbend
warm up
loosen up
relax
See all synonyms of defrost

Cite this Entry


Wordmom. (2026). Antonyms for Defrost. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/antonyms/defrost
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