IMMATURE: Synonyms and Related Words. What is Another Word for IMMATURE?

Need another word that means the same as “immature”? Find 21 synonyms and 30 related words for “immature” in this overview.

The synonyms of “Immature” are: unfledged, young, green, unripe, unripened, not ripe, not mature, not matured, unmellowed, childish, babyish, infantile, juvenile, puerile, jejune, callow, inexperienced, unsophisticated, unworldly, naive, ingenuous

Immature as an Adjective

Definitions of "Immature" as an adjective

According to the Oxford Dictionary of English, “immature” as an adjective can have the following definitions:

  • Characteristic of a lack of maturity.
  • In an early period of life or development or growth.
  • Not yet mature.
  • Having or showing an emotional or intellectual development appropriate to someone younger.
  • Not fully developed.
  • Not yet having developed feathers.
  • Not fully developed or mature; not ripe.
  • (of birds) not yet having developed feathers.
  • (used of living things especially persons) in an early period of life or development or growth.

Synonyms of "Immature" as an adjective (21 Words)

babyishTypical of or suitable for a baby; childish.
Babyish tears and petulance.
callowYoung and inexperienced.
Earnest and callow undergraduates.
childishIndicating a lack of maturity.
Childish enthusiasm.
greenDenoting a green light or flag used as a signal to proceed.
The leaves are bright green.
inexperiencedHaving little knowledge or experience of a particular thing.
An inexperienced driver.
infantileOf or occurring among babies or very young children.
Infantile jokes.
ingenuousLacking in sophistication or worldliness.
She s staggeringly ingenuous or possibly very cunning indeed.
jejuneOf insufficient quantity to meet a need.
The jejune diets of the very poor.
juvenileChildish; immature.
Their behavior was juvenile.
naiveOf or created by one without formal training simple or naive in style.
He took part in the experiment as a naive subject.
not matureHaving developed feathers or plumage; often used in combination.
not maturedFully considered and perfected.
not ripeFully developed or matured and ready to be eaten or used.
puerileDisplaying or suggesting a lack of maturity.
A puerile argument.
unfledgedNot equipped with feathers.
She was unfledged and her mother saw physically unawakened.
unmellowedNot made mellow.
unripeNot ripe.
Unripe fruit.
unripenedNot fully developed or mature; not ripe.
Pale unripened tomatoes.
unsophisticatedLacking complexity.
Either too unsophisticated or too honest to promise more than he could deliver.
unworldlyNot seeming to belong to this planet; strange.
A pedantic unworldly boffin.
youngUsed to denote the younger of two people of the same name.
The young are amazingly resilient.

Usage Examples of "Immature" as an adjective

  • Many of the fish caught are immature.
  • His immature sense of humour.
  • Immature behavior.

Associations of "Immature" (30 Words)

adolescenceThe time period between the beginning of puberty and adulthood.
During adolescence teenagers often experience violent mood swings.
adolescentAn adolescent boy or girl.
Adolescent boys and girls.
ageA particular stage in someone s life.
Children of primary school age.
boyishOf, like, or characteristic of a male child or young man.
Schoolboyish pranks.
callow(of a young person) inexperienced and immature.
Earnest and callow undergraduates.
childhoodThe time of person’s life when they are a child.
He spent his childhood in Lewes.
childishOf, like, or appropriate to a child.
Childish tantrums.
childlikeExhibiting childlike simplicity and credulity.
Childlike charm.
earlyDuring an early stage.
An early goal secured victory.
embryonicRelating to an embryo.
The embryonic government staffed by survivors of the massacre.
inexperiencedLacking practical experience or training.
An inexperienced driver.
infancyThe early stage of growth or development.
A son who died in infancy.
infantileIndicating a lack of maturity.
Infantile colic.
jejune(of ideas or writings) dry and uninteresting.
The jejune diets of the very poor.
juvenileAn actor playing a juvenile role.
The light coloured plumage of a juvenile.
ladA boy or man.
She wouldn t let him go out with the lads any more.
maturationThe formation of pus in a boil, abscess, etc.
White wines generally need less maturation than reds.
playmateA friend with whom a child plays.
Her clients use this album of photos to pick their ideal playmate.
precociousAppearing or developing early.
Precocious flowers appear before the leaves as in some species of magnolias.
prematureBorn after a gestation period of less than the normal time.
The sun can cause premature ageing.
previousPrevious convictions a criminal record.
The previous owner.
pubertyThe time of life when sex glands become functional.
A particularly traumatic puberty.
puerileDisplaying or suggesting a lack of maturity.
A puerile argument.
teenA teenager.
A teen idol.
teenageRelating to or characteristic of teenagers.
Teenage mothers.
teenagerA person aged between 13 and 19 years.
unpracticedNot having had extensive practice.
vernalSuggestive of youth; vigorous and fresh.
The vernal freshness of the land.
youngYoung people collectively.
Hugh Magnus Macleod younger of Macleod.
youthAn early stage in the development of something.
He had been a keen sportsman in his youth.

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