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)

babyish	Typical of or suitable for a baby; childish. Babyish tears and petulance.
callow	Young and inexperienced. Earnest and callow undergraduates.
childish	Indicating a lack of maturity. Childish enthusiasm.
green	Denoting a green light or flag used as a signal to proceed. The leaves are bright green.
inexperienced	Having little knowledge or experience of a particular thing. An inexperienced driver.
infantile	Of or occurring among babies or very young children. Infantile jokes.
ingenuous	Lacking in sophistication or worldliness. She s staggeringly ingenuous or possibly very cunning indeed.
jejune	Of insufficient quantity to meet a need. The jejune diets of the very poor.
juvenile	Childish; immature. Their behavior was juvenile.
naive	Of or created by one without formal training simple or naive in style. He took part in the experiment as a naive subject.
not mature	Having developed feathers or plumage; often used in combination.
not matured	Fully considered and perfected.
not ripe	Fully developed or matured and ready to be eaten or used.
puerile	Displaying or suggesting a lack of maturity. A puerile argument.
unfledged	Not equipped with feathers. She was unfledged and her mother saw physically unawakened.
unmellowed	Not made mellow.
unripe	Not ripe. Unripe fruit.
unripened	Not fully developed or mature; not ripe. Pale unripened tomatoes.
unsophisticated	Lacking complexity. Either too unsophisticated or too honest to promise more than he could deliver.
unworldly	Not seeming to belong to this planet; strange. A pedantic unworldly boffin.
young	Used 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)

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