Synonyms of capacious

capacious

adjective

kə-ˈpā-shəs 

as in spacious

more than adequate or average in capacity

that car has a capacious trunk that makes it a good choice for families

Synonyms & Similar Words

• spacious
• ample
• large
• wide
• commodious
• roomy
• huge
• generous
• oversize
• sizable
• big
• cavernous
• expansive
• handsome
• tidy
• voluminous
• enormous
• gigantic
• vast
• extensive
• broad
• massive
• considerable
• substantial
• bulky
• gargantuan
• immense
• tremendous
• colossal
• prodigious
• mammoth
• mountainous
• stupendous
• outsize
• humongous
• monolithic
• elephantine
• goodly
• hefty
• great
• super
• boundless
• monstrous
• staggering
• jumbo
• titanic
• herculean
• monumental
• limitless
• grand
• largish
• heroic
• extended
• biggish
• unbounded
• hulking
• pharaonic
• Himalayan
• king-size
• leviathan
• Brobdingnagian
• overscale
• Bunyanesque

Antonyms & Near Antonyms

• narrow
• confined
• limited
• restricted
• small
• cramped
• incommodious
• tiny
• tight
• snug

Synonym Chooser

How does the adjective capacious differ from other similar words?

Some common synonyms of capacious are ample, commodious, and spacious. While all these words mean "larger in extent or capacity than the average," capacious stresses the ability to hold, contain, or retain more than the average.

a capacious suitcase

When could ample be used to replace capacious?

In some situations, the words ample and capacious are roughly equivalent. However, ample implies having a greater size, expanse, or amount than that deemed adequate.

ample closet space

When is it sensible to use commodious instead of capacious?

The meanings of commodious and capacious largely overlap; however, commodious stresses roominess and comfortableness.

a commodious and airy penthouse apartment

When is spacious a more appropriate choice than capacious?

The synonyms spacious and capacious are sometimes interchangeable, but spacious implies great length and breadth.

a spacious front lawn

Example Sentences

Recent Examples of capacious

In other words, just as warfare and armed conflict have evolved away from armies lined up across national borders, the right to self-defense has to be read as being capacious enough to accommodate a military response to threats such as narco-terrorism. —Sandeep Gopalan, Baltimore Sun, 4 Jan. 2026

Is making great art—which, in these films, has a capacious, allegorical quality—worth ruining your relationship with your kids? —Susie Goldsbrough, The Atlantic, 28 Dec. 2025

D’Angelo’s talent was always more capacious than that label. —Vinson Cunningham, New Yorker, 25 Dec. 2025

Angular and capacious, the tote also benefits from a range of trendy colorways. —Stacia Datskovska, Footwear News, 22 Dec. 2025