Synonyms of the word

jejune

• adj. Not nutritious.
• adj. Lacking matter; empty; devoid of substance.
• adj. Naive; simplistic.

adolescent

• adj. Characteristic of, or relating to, or undergoing adolescence; immature.
• n. A teenager; a juvenile after puberty.

immature

• adj. Not fully formed or developed, unripe, not mature.
• adj. Childish in behavior, not mature.
• n. An immature member of a species.

insipid

• adj. Unappetizingly flavorless.
• adj. Flat; lacking character or definition.
• adj. Cloyingly sweet or sentimental.

insubstantial

• adj. Lacking substance; not real or strong.

juvenile

• adj. young; not fully developed.
• adj. characteristic of youth or immaturity; childish.
• n. A prepubescent child.
• n. A person not legally of age, or who is younger than may be charged with an offence.
• n. An animal that is not sexually mature.
• n. An actor playing a child's role.
• n. A publication for young adult readers.

puerile

• adj. Characteristic of, or pertaining to, a boy or boys; confer: puellile.
• adj. Childish; trifling; silly.

uninteresting

• adj. Arousing little or no interest; boring or uneventful.

unwholesome

• adj. Not wholesome; unfavorable to health; unhealthy.
• adj. Not sound; diseased; tainted; impaired; defective.
• adj. Indicating unsound health; characteristic of or suggesting an unsound condition, physical or mental; repulsive;…