Synonyms of stupendous

stupendous

adjective

stu̇-ˈpen-dəs 

as in wonderful

causing wonder or astonishment

the stupendous engineering feats achieved by the ancient Romans

Synonyms & Similar Words

• wonderful
• amazing
• astonishing
• miraculous
• marvelous
• incredible
• surprising
• stunning
• sublime
• staggering
• extraordinary
• awesome
• impressive
• remarkable
• wondrous
• spectacular
• astounding
• prodigious
• fabulous
• portentous
• awful
• unbelievable
• outstanding
• unusual
• fascinating
• interesting
• unimaginable
• inconceivable
• phenomenal
• incomprehensible
• unique
• exciting
• eye-opening
• unthinkable
• striking
• rare
• enchanting
• uncommon
• noticeable
• sensational
• notable
• charming
• attractive
• conspicuous
• unwonted
• attracting
• singular
• mind-blowing
• mind-boggling
• alluring
• entertaining
• enlightening
• smashing
• mind-bending
• enthralling
• beguiling
• bewitching
• enlivening
• invigorating
• captivating
• stimulating
• energizing
• animating
• galvanizing

Antonyms & Near Antonyms

• unremarkable
• unimpressive
• tedious
• monotonous
• boring
• typical
• usual
• ordinary
• uninteresting
• uninspiring
• normal
• dull
• wearisome
• weary
• common
• tiring
• customary
• mundane
• unexceptional
• uninspired
• wearying
• exhausting
• draining
• fatiguing
• debilitating
• discouraging
• wearing
• jading
• enervating
• demoralizing
• disheartening
• dispiriting
• enfeebling

Synonym Chooser

How is the word stupendous different from other adjectives like it?

Some common synonyms of stupendous are monstrous, prodigious, and tremendous. While all these words mean "extremely impressive," stupendous implies a power to stun or astound, usually because of size, numbers, complexity, or greatness beyond description.

a stupendous volcanic eruption

In what contexts can monstrous take the place of stupendous?

The words monstrous and stupendous are synonyms, but do differ in nuance. Specifically, monstrous implies a departure from the normal (as in size, form, or character) and often carries suggestions of deformity, ugliness, or fabulousness.

the monstrous waste of the project

When is prodigious a more appropriate choice than stupendous?

Although the words prodigious and stupendous have much in common, prodigious suggests a marvelousness exceeding belief, usually in something felt as going far beyond a previous maximum (as of goodness, greatness, intensity, or size).

made a prodigious effort and rolled the stone aside

Where would tremendous be a reasonable alternative to stupendous?

While in some cases nearly identical to stupendous, tremendous may imply a power to terrify or inspire awe.

the tremendous roar of the cataract

Example Sentences

Recent Examples of stupendous

To proceed more or less in order, renewables are now increasingly backstopped not by fossil fuels but by batteries, which have grown cheaper at a stupendous pace. —Bill McKibben, The New York Review of Books, 15 Jan. 2026

In the box score, Robinson’s day was stupendous with 195 yards on 22 carries as well as five catches for 34 yards and his two touchdowns. —Scott Thompson, FOXNews.com, 30 Dec. 2025

Steier’s clear writing and stupendous graphics from Sara Chodosh and Taylor Maggiacomo illuminate how vaccine critics and Kennedy allies David and Mark Geier have relied on a web of shoddy science — and gives readers tools for how to not fall for the anti-vaccine playbook. —Stat Staff, STAT, 29 Dec. 2025

Ever since Derry Girls wrapped in 2022, all eyes have been trained on where next for the stupendous comic talent of Lisa McGee. —Jesse Whittock, Deadline, 25 Dec. 2025