Word Explorer

Adult

🔄 Synonyms of "Adult"

6 synonyms found via WordNet and Google Books.

Word	Definition
bignoun	Of great size, large.
matureverb	Fully developed; grown up in terms of physical appearance, behaviour or thinking; ripe.
grown	(US) Of a person: adult.
full-grown	(of living things, especially animals) Fully developed; adult.
fully grown	(of animals) fully developed
grownupnoun	Alternative form of grown-up. [Adult, physically mature.]

↔️ Antonyms of "Adult"

Words with the opposite meaning.

Word	Definition
juvenilenoun	Young; not fully developed.
juvenile personnoun	a youthful person

💡 Words with a Similar Meaning to "Adult"

Found via reverse dictionary — words that share a conceptual meaning.

Word	Definition
grownupnoun	Alternative form of grown-up. [Adult, physically mature.]
full-grown	(of living things, especially animals) Fully developed; adult.
matureverb	Fully developed; grown up in terms of physical appearance, behaviour or thinking; ripe.
bignoun	Of great size, large.
grown	(US) Of a person: adult.
fully grown	(of animals) fully developed
grown-upnoun	Adult, physically mature.
maturitynoun	The state of being mature, ready or ripe; the prime state of productibility and self expression.
elderlynoun	old; having lived for relatively many years.
seniornoun	(US) Of or pertaining to a student's final academic year at a high school (twelfth grade) or university.
agenoun	(countable) The amount of time that some being has been alive, or that some thing has been in existence, as measured from its birth or origin until the present or until some other given reference point. (Often measured in number of years; alternatively in months, days, hours, etc.; see also the usage notes)
manhoodnoun	The state or condition of being a man, as contrasted with being a boy, woman, girl, or nonbinary.
mannoun	An adult male human.
malenoun	Belonging to the sex which typically produces sperm, or to the gender which is typically associated with it.
adulterynoun	(strictly) Sexual intercourse by a married person with someone other than their spouse. See more synonyms at Thesaurus:cuckoldry
largenoun	Of considerable or relatively great size or extent.
majornoun	Greater in dignity, rank, importance, significance, or interest.
heavynoun	(of any physical thing) Having great weight.
high-ranking	At an important, elevated, or exalted level in a hierarchy or organization; high-level.
fatnoun	Carrying more fat than usual on one's body; plump; not lean or thin.