Find Antonyms

premature Antonyms

Opposite of premature

Because the opposite of premature shifts with each meaning, the antonyms and opposite words below are separated across 2 exact definitions and ranked by contrast strength.
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• adjective (Context 1)

Occurring, done, or arriving before the proper, usual, or expected time.

Usage Example

"The committee decided that any public announcement regarding the merger would be overdue."

Strongest
overdue
belated
timely
Strong
late
punctual
mature

• adjective (Context 2)

Born before the end of the normal period of gestation (especially prior to 37 weeks of pregnancy in humans).

Usage Example

"The hospital's neonatal intensive care unit is equipped to care for full-term infants."

Strongest
full-term
Strong
overdue

Similar words to premature

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

preterm
preemie
untimely
early
precipitate
hasty
unseasonable
rash
See all synonyms of premature

• Nearby Words

premarket
premarriage
prematch
premature
prematurely
prematurity
premeal

Cite this Entry

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