Ranked by relevance and common usage.
Keep "prematurity" when the sentence already sounds natural, when a synonym would add unintended emphasis, or when readers need the most familiar wording. A synonym should clarify or sharpen the message, not simply make the sentence look more varied.
If two options seem close, choose the one that best matches the audience and purpose of the sentence.
Choose a synonym only if it keeps the core idea of "prematurity" intact in the sentence you are editing.
Check whether the replacement sounds more formal, casual, emotional, technical, or forceful than the original word.
Read the full sentence after the swap. Keep the synonym only when the sentence becomes clearer or more precise.
Review note: Synonym lists are ranked with lexical data and reviewed for practical writing value. Use the comparison notes, sentence evidence, and source labels together; a high-ranking synonym can still be wrong when the audience, register, or grammar changes.
After choosing a replacement for "prematurity", read the sentence once for meaning and once for rhythm. The best synonym should feel natural in the full sentence, not only accurate in a word list.
If the synonym makes the sentence slower, vaguer, or more dramatic than intended, keep "prematurity" or choose a simpler alternative from the closest-match group.
OpenGloss and ConceptNet supply richer edges like generalizations, collocations, and derivations.
7 total sentences available.
Sixty percent of preterm births occur in Africa and South Asia. The rate of preterm births in the U.S. has fallen to 11.5 percent, but that's still the highest rate of preterm births in any industrialized country. The March of Dimes has funded studies and set up centers to find ways to cut this rate. McCabe pointed out that scientists at Stanford University found a difference in the bacteria in women's vaginas that may be critical in the understanding of prematurity.
Source: tatoeba (12216365)
The questions of prematurity and low birth weight and the implications for later development are consistent with the theme of risk and vulnerability discussed throughout the book.
Source: wiktionary
Apnea of prematurity represents a striking disorder of respiratory control.
Source: wiktionary
In Table 8.2, problems of prematurity are second only to congenital abnormalities as the cause of neonatal death.
Source: wiktionary
Showing 4 of 7 available sentences.
Closest matches include earliness, forwardness, haste, hastiness, immaturity.
Compare the replacement against real sentence context. This entry includes sample sentences so you can check tone, grammar, and meaning before swapping words.