Find Synonyms

prolong Synonyms

Another word for prolong

Choosing another word for prolong that fits your sentence is easier when synonyms and similar words are paired with an exact verb definition and ranked by match strength.
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• verb (Context 1)

To extend the duration of something; to cause to continue for a longer time.

Usage Example

"Regular maintenance and timely repairs will significantly lengthen the lifespan of the engine."

Strongest
lengthen
extend
draw out
protract
Strong
stretch out
drag out
perpetuate
sustain

Opposites of prolong

The opposite of prolong shifts depending on context. Common opposites include:

shorten
curtail
cut short
abbreviate
abridge
truncate
terminate
See all opposites of prolong

• Nearby Words

prolifically
prolocutrix
prologue
prolong
prolongation
prolonged
prolongedly

Cite this Entry

Wordmom. (2026). Synonyms for Prolong. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/prolong
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