1
as in underworlds
a social sphere that exists outside of the mainstream
unable to get work in mainstream films, the actor ended up in Hollywood's underbelly—the porn industry
Synonyms & Similar Words
Relevance
2
as in undersides
the side or part facing downward from something
the underbelly of the old submarine is in bad shape
Synonyms & Similar Words
Antonyms & Near Antonyms
3
as in backs
a vulnerable point
the vast, thinly guarded southern border was obviously the underbelly of the nation's line of defense
Synonyms & Similar Words
Example Sentences
Recent Examples of Synonyms for underbellies
Noun
-
For Aronofsky, the city’s ethnic blend has no special claim on virtue; there seem to be as many criminal underworlds as there are demographic groups.—
Richard Brody,
New Yorker,
28 Aug. 2025
Noun
-
The photo below also shows the undersides of the top radiator mount and adjustable graphics card retainer, with one of the retainer’s fingers extended.—
Thomas Soderstrom,
PC Magazine,
21 Sep. 2025
-
The whales are mainly gray with bits of white patches on their undersides and have extremely big heads that make up one-third of their entire body length, according to the National Oceanic and Atmospheric Administration.—
Paloma Chavez,
Sacbee.com,
9 Sep. 2025
Noun
-
On paper, the Panthers do have one of the better backup running backs in football, with former Dallas Cowboys running back Rico Dowdle entering the fold this year coming off of an 1,000-yard rushing season of his own in 2024.—
Reice Shipley,
MSNBC Newsweek,
3 Oct. 2025
-
Trevor Etienne and DeeJay Dallas are Carolina’s other running backs.—
Barry Jackson,
Miami Herald,
3 Oct. 2025
Noun
-
The riparian zone is almost entirely confined to creek or river bottoms.—
Worth Matthewson,
Outdoor Life,
2 Oct. 2025
-
Petite shoppers will be glad to hear that the cozy bottoms are available in both a 22- and 30-inch inseam; the former is designed to fit those under 5 feet 4 inches.—
Melony Forcier,
PEOPLE,
2 Oct. 2025
Noun
-
Other signs of mold or spoilage include shriveling, leaking juice, soft spots, or an off smell.—
Katie Rosenhouse,
Southern Living,
28 Sep. 2025
-
But Monday night offers an opportunity for the veteran to sit in soft spots and finally give Bo Nix a reliable target in the middle of the field.—
Troy Renck,
Denver Post,
26 Sep. 2025
Noun
-
But after the break, the Americans started to find some chinks in the English armour.—
Peter Carline,
New York Times,
21 Aug. 2025
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Cite this Entry
“Underbellies.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/underbellies. Accessed 5 Oct. 2025.
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