stupendous

As adjectives the difference between stupendous and impressive

is that stupendous is astonishingly great or large; huge; enormous while impressive is making, or tending to make, an impression; having power to impress; adapted to excite attention and feeling, to touch the sensibilities, or affect the conscience; as, an impressive discourse; an impressive scene.

As adjectives the difference between stupendous and paramount

is that stupendous is astonishingly great or large; huge; enormous while paramount is supreme; highest; chief.

As adjectives the difference between stupendous and excellent

is that stupendous is astonishingly great or large; huge; enormous while excellent is of the highest quality; splendid.

As an adverb excellent is

(obsolete) excellently.

As adjectives the difference between stupendous and voluminous

is that stupendous is astonishingly great or large; huge; enormous while voluminous is of or pertaining to volume or volumes.

As adjectives the difference between miraculous and stupendous

is that miraculous is pertaining to miracles; referring to something that people can't explain while stupendous is astonishingly great or large; huge; enormous.

As adjectives the difference between picturesque and stupendous

is that picturesque is resembling or worthy of a picture or painting; having the qualities of a picture or painting scenic while stupendous is astonishingly great or large; huge; enormous.

As adjectives the difference between sumptuous and stupendous

is that sumptuous is magnificent, luxurious, splendid while stupendous is astonishingly great or large; huge; enormous.

As adjectives the difference between stupendous and amazing

is that stupendous is astonishingly great or large; huge; enormous while amazing is causing wonder and amazement; possessing uniquely wonderful qualities.

As a verb amazing is

present participle of lang=en.

Portentous is a synonym of stupendous.

As adjectives the difference between portentous and stupendous

is that portentous is of momentous or ominous significance while stupendous is astonishingly great or large; huge; enormous.

As adjectives the difference between stupendous and wondrous

is that stupendous is astonishingly great or large; huge; enormous while wondrous is amazing, inspiring awe, "to be marvelled at".

As an adverb wondrous is

in a wonderful degree; remarkably.