Synonyms of the word

grown

• v. past participle of grow.
• adj. Covered by growth; overgrown.
• adj. (US) (of a person) Adult.

adult

• n. A fully grown human or animal.
• n. A person who has reached the legal age of majority, generally 18 years of age.
• adj. Fully grown.
• adj. Intended for or restricted to adults rather than children.
• adj. Containing material of an explicit sexual nature; designating pornography.
• v. (nonstandard, rare) To (cause to) be or become an adult.

big

• adj. Of great size, large.
• adj. (of an industry or other field) Thought to have undue influence.
• adj. Popular.
• adj. (informal) Adult.
• adj. (informal) Fat.
• adj. (informal) Important or significant.
• adj. (informal, with on) Enthusiastic (about).
• adj. (informal) Mature, conscientious, principled.
• adj. (informal) Well-endowed, possessing large breasts in the case of a woman or a large penis in the case…
• adj. (sometimes figuratively) Large with young; pregnant; swelling; ready to give birth or produce.
• adj. (informal) Used as an intensifier, especially of negative-valence nouns.
• adj. (of a city) populous.
• adv. In a loud manner.
• adv. In a boasting manner.
• adv. In a large amount or to a large extent.
• adv. On a large scale, expansively.
• adv. Hard.
• n. Someone or something that is large in stature.
• n. An important or powerful person; a celebrity; a big name.
• n. (as plural) The big leagues, big time.
• v. (transitive) To praise or recommend.
• v. (transitive, archaic or Britain dialectal, Northern England, Scotland) to inhabit; occupy.
• v. (reflexive, archaic or Britain dialectal, Northern England, Scotland) to locate oneself.
• v. (transitive, archaic or Britain dialectal, Northern England, Scotland) to build; erect; fashion.
• v. (intransitive, archaic or Britain dialectal, Northern England, Scotland) to dwell; have a dwelling.
• n. One or more kinds of barley, especially six-rowed barley.

full-grown

• adj. Fully developed; adult.

grownup

• adj. Of, pertaining to, or suitable for adults.
• adj. Adult; fully developed; mature.
• n. An adult. (used especially by children).

mature

• adj. Fully developed; grown up in terms of physical appearance, behaviour or thinking; ripe.
• adj. Profound; careful.
• adj. (obsolete) Come to, or in a state of, completed suppuration.
• v. (intransitive, of food, especially fruit) To become mature; to ripen.
• v. (intransitive) To gain experience or wisdom with age.
• v. (transitive) To make something mature.
• v. (intransitive, finance) To reach the date when payment is due.