Early
Early adjective - Very young.
Usage example: at an early age
Immature
Immature adjective - (used of living things especially persons) in an early period of life or development or growth.
Early is a synonym for immature. You can use "Early" instead the word "Immature" as an adjective or an adverb.
Nearby Word: immaturity
Mutual synonyms
Both words in one sentence
- Early Installment Weirdness: During Season 1, Calvin was a lot more immature like in the comic.
- Memnock and Zenblock look like brutes as they are aliens and virus warriors who are apparently in their early 20's yet they are shown to be very immature and childish.
Source: Man Child / Western Animation - Lorelai realized early on that Christopher was too immature to be a husband and father, refusing to marry him, much to their parents' chagrin.
Source: Glorified Sperm Donor
Cite this Source
Immature and Early. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/early/immature
Early & Immature. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/early/immature>.
Immature or Early. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/early/immature.
Google Ngram Viewer shows how "early" and "immature" have occurred on timeline