INFANTINE Synonyms: 47 Similar and Opposite Words

infantine

adjective

Definition of infantine

as in infantile

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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

Designing a kid-friendly room no longer means settling for decor that looks childish.

— Audrey Lee, Architectural Digest, 29 July 2026
The basics of investing are set out in accessible, but not childish, terms, and the little tutorials are free of any hint of edutainment or corniness.

— Marie Sapirie, Forbes.com, 20 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

Myocarditis, in particular, has been most typically seen in adolescent and young adult males within a week of their second mRNA Covid vaccine dose, but the CDC says that most patients respond well to medicine and rest and feel better quickly.

— Deidre McPhillips, CNN Money, 4 Aug. 2026
Everything since has come from that - the Dispelling the Myths series from 2001, the training work at Panos Caribbean, and in 2008 EVE for Life, when my own research showed me that adolescent girls and young women were the gap nobody was filling.

— Jallicia Jolly, Forbes.com, 1 Aug. 2026

Definition of adolescent

Adjective

Rather, it was opened with a sense of spirited, youthful energy.

— Cynthia Zarin, Harpers Magazine, 4 Aug. 2026
Overnight, try riverside Otani Sanso, a ryokan (traditional inn) whose youthful fifth-generation owner is a major player in local revitalization efforts.

— Jessica Kozuka, Travel + Leisure, 2 Aug. 2026

Definition of youthful

Adjective

The brothers, longtime sport fishermen who live in Massachusetts, released a juvenile tiger shark in late July after catching it from a beach.

— ABC News, ABC News, 3 Aug. 2026
Colt Gray’s jail counselor, Stephen Baker, later confirmed their juvenile inmates are not allowed to have photos of school shooters.

— Isabel Rosales, CNN Money, 2 Aug. 2026

Definition of juvenile

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infantilized

infantine

infantry

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“Infantine.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/infantine. Accessed 6 Aug. 2026.

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Synonyms of infantine

adjective

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