1
as in unconventional
not rigidly following established form, custom, or rules
an informal meeting allowed everyone to get acquainted
Synonyms & Similar Words
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Antonyms & Near Antonyms
2
as in casual
not designed to be worn only on special occasions
chose an informal flowery dress
Synonyms & Similar Words
Antonyms & Near Antonyms
3
as in colloquial
used in or suitable for speech and not formal writing
the use of informal language in a scholarly article is really inappropriate
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of informal
These quick talks with talent in informal settings can often yield funny stories.
—
Vulture Editors, Vulture, 12 May 2026
Standardized support would mean women can access these tools without having to rely on informal arrangements or their manager’s discretion or support.
—Shirley Velasquez, Flow Space, 11 May 2026
Another insider claimed that Buckingham Palace has reportedly taken part in informal talks about how any potential succession reform laws could be structured.
—Allison Degrushe, StyleCaster, 11 May 2026
And who could ever forget the kids from Our Lady of Mount Carmel Academy, who held a mini conclave of their own, then were invited to Rome for an informal meet and greet with the holy father.
—CBS News, 8 May 2026
See All Example Sentences for informal
Vulture Editors, Vulture, 12 May 2026
Standardized support would mean women can access these tools without having to rely on informal arrangements or their manager’s discretion or support.
—Shirley Velasquez, Flow Space, 11 May 2026
Another insider claimed that Buckingham Palace has reportedly taken part in informal talks about how any potential succession reform laws could be structured.
—Allison Degrushe, StyleCaster, 11 May 2026
And who could ever forget the kids from Our Lady of Mount Carmel Academy, who held a mini conclave of their own, then were invited to Rome for an informal meet and greet with the holy father.
—CBS News, 8 May 2026
See All Example Sentences for informal
Recent Examples of Synonyms for informal
Adjective
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At first glance, the pairing might seem like an unconventional one, even though both artists are well known for appropriating others’ images.—
Maximilíano Durón,
ARTnews.com,
8 May 2026
-
The country’s ability to credibly threaten commercial ships passing through the Strait of Hormuz actually hinges on multiple layers of cheap and unconventional warfare systems – drones, mines and a fleet of small attack boats, which are harder to detect than traditional naval assets.—
Lauren Kent,
CNN Money,
8 May 2026
Adjective
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Here, the feel is of a car-free village where guests and day-tripping locals can mingle over pétanque games, art galleries, and craft workshops, casual and fine dining cuisine, and rejuvenating sessions in the spa’s Iyashi Dôme.—
Condé Nast,
Condé Nast Traveler,
12 May 2026
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By pairing Eilish with Cameron in all the marketing, the hope was maybe that the film would appeal not just to concert fans but to more casual film fans who know Cameron can deliver a spectacle.—
Brian Welk,
IndieWire,
11 May 2026
Adjective
-
Spaar’s colloquial flippancies only reinforces her fervency.—
Literary Hub,
Literary Hub,
1 May 2026
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The women’s game’s limited coverage meant his other honours with Umea — reaching two more UEFA Cup finals and five domestic trophies — were appreciated on a more colloquial level.—
Megan Feringa,
New York Times,
1 May 2026
Adjective
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The sound of motorbikes and cars fade as birds take over with their harmonies all around Nai Lert’s Thai vernacular style all-teak vacation home, built in 1915.—
Condé Nast,
Condé Nast Traveler,
23 Apr. 2026
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This pattern blends the storytelling rhythm of the Persian mas̄navī (narrative poem written in rhyming couplets) with vernacular Hindi verse forms.—
Encyclopedia Britannica,
Encyclopedia Britannica,
9 Apr. 2026
Cite this Entry
“Informal.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/informal. Accessed 15 May. 2026.
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