INFANTINE Synonyms: 47 Similar and Opposite Words

infantine

adjective

Definition of infantine

as in infantile

Related Words

Relevance

Dissimilar Words

Example Sentences

Recent Examples of Synonyms for infantine

Adjective

Ultimately, kneading is a multi-faceted trait, showcasing how domestication retains infantile aspects in adult cats.

— Scott Travers, Forbes.com, 10 July 2026
Miami’s infantile offense can’t afford to carry this team.

— Omar Kelly, Miami Herald, 12 June 2026

Definition of infantile

Adjective

The portrait of Musk that emerges here is that of a childish, terminally online man who desires to eliminate the messiness of contemporary life for a more rigid order.

— The New Yorker, New Yorker, 13 July 2026
Their ideas about it were often steeped in stereotypes suggesting that Buddhists were irrational and childish in their thinking.

— Livia Gershon, JSTOR Daily, 7 July 2026

Definition of childish

Adjective

Suzanne O’Donnell, an accomplished regional theater actor with a lot of Shakespeare on her resume, plays Penrose as both a warm mothering figure to these two occasionally babyish men but does not downplay the character’s pragmatic side.

— Christopher Arnott, Hartford Courant, 21 Apr. 2026
Paige is little more than a dumb blonde stereotype, another underwritten female character in Sheridan’s growing oeuvre, but Chapman laces her babyish whining with surprising bite, while showing a knack for physical comedy.

— Ben Travers, IndieWire, 13 Mar. 2026

Definition of babyish

Adjective

Takeovers are at once a timeless illustration of the volatility of crowds—perhaps especially adolescent crowds—and of the much newer potentialities unleashed by the internet a few decades ago.

— Robert F. Worth, The Atlantic, 10 July 2026
Another practice involved staff stuffing insects, herbs and different scents into the leaves of lettuce heads, offering the adolescent skunks another challenge that would put their developing foraging skills to the test.

— Caleb Lunetta, San Diego Union-Tribune, 8 July 2026

Definition of adolescent

Adjective

McElwee’s brother, having followed their father into the medical profession, received mentorship and experienced the glow of paternal pride, whereas McElwee’s youthful filmmaking vocation was met with bewilderment and doubt.

— Richard Brody, New Yorker, 10 July 2026
The Grammy-winning Australian singer has been going viral for his youthful physique after appearing shirtless during a recent performance.

— Edward Segarra, USA Today, 10 July 2026

Definition of youthful

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Browse Nearby Words

infantilized

infantine

infantry

See all Nearby Words

Cite this Entry

Style

“Infantine.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/infantine. Accessed 15 Jul. 2026.

Copy Citation

Synonyms of infantine

adjective

Example Sentences

Browse Nearby Words

Cite this Entry

More from Merriam-Webster

Word of the Day

loquacious

Popular in Grammar & Usage

Merriam-Webster’s Great Big List of Words You Love to Hate

Is that lie 'bald-faced' or 'bold-faced'?

'A' or 'an'? What about before 'h'? An Indefinite Article Guide

Why is '-ed' sometimes pronounced at the end of a word?

Commonly Misspelled Words

Popular in Wordplay

14 Phobias You Probably Haven't Heard Of

It's a Scorcher! Words for the Summer Heat

The Longest Long Words List

Ten Words Ending with a Silent ‘T’

12 Lovely and Unusual Words for the Natural World

Popular

Merriam-Webster’s Great Big List of Words You Love to Hate

14 Phobias You Probably Haven't Heard Of

It's a Scorcher! Words for the Summer Heat

Games & Quizzes