stupendous

adjective

stu·​pen·​dous stu̇-ˈpen-dəs 

styu̇-

1

: causing astonishment or wonder : awesome, marvelous

2

: of amazing size or greatness : tremendous

stupendously adverb

stupendousness noun

Synonyms of stupendous

• wonderful
• amazing
• astonishing
• miraculous
• marvelous
• incredible
• surprising
• stunning
• sublime
• staggering
• extraordinary
• awesome

Choose the Right Synonym for stupendous

monstrous, prodigious, tremendous, stupendous mean extremely impressive.

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

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

tremendous may imply a power to terrify or inspire awe.

the tremendous roar of the cataract

stupendous implies a power to stun or astound, usually because of size, numbers, complexity, or greatness beyond description.

a stupendous volcanic eruption

Examples of stupendous in a Sentence

a person with stupendous wealth

the stupendous engineering feats achieved by the ancient Romans

Recent Examples on the Web

The defense has been stupendous, especially from center fielder Ceddanne Rafaela. — Steve Buckley, New York Times, 17 July 2026

The mantra heading into second-quarter results is that another display of stupendous growth of 24% over a year earlier makes equities appear quite reasonably priced. — Michael Santoli, CNBC, 14 July 2026

Between Sandoval’s 4 1/3 innings of one-run ball and a stupendous collective effort by the Boston bullpen, the Red Sox completed a 2-1 victory and series sweep of the White Sox in a brisk two hours and 32 minutes. — Gabrielle Starr, Boston Herald, 9 July 2026

The Boston bullpen followed with stupendous collective effort, and in a timely two hours and 32 minutes, the Red Sox completed 2-1 victory for a series sweep of the White Sox. — Kels Dayton, Hartford Courant, 9 July 2026

Word History

Etymology

Latin stupendus, gerundive of stupēre

First Known Use

1618, in the meaning defined at sense 1

Rhymes for stupendous

• horrendous
• tremendous
• rendus

Kids Definition

stupendous

adjective

stu·​pen·​dous st(y)u̇-ˈpen-dəs 

: amazing especially because of great size or height

stupendous gorges

stupendously adverb

stupendousness noun