Difference between Huge and Vast

HUGE vs VAST: NOUN

An immense space.
A boundless waste or space; immensity.
A great deal; a large quantity or number.
The darkness of night, in which the prospect is not bounded in by distinct objects: only in the following passage.
A waste region; boundless space; immensity.
A vast space.

Very large.
Very large; enormous; immense; excessive; -- used esp. of material bulk, but often of qualities, extent, etc.
Contributing in a major way to success; very important.
Of exceedingly great scope or nature.
Unusually great in size or amount or degree or especially extent or scope
Distinctly interesting, significant, important, likeable, well regarded.
Of exceedingly great size, extent, or quantity. : enormous.

Hugely.
Having great bulk; very large; immense; enormous of its kind: as, a huge mountain; a huge ox; a huge beetle.
Very great in any respect; of exceptionally great capacity, extent, degree, etc.; inordinate: as, a huge difference.
Synonyms Vast, bulky, immense, gigantic, colossal, prodigious. See bulky.

Wide and vacant or unoccupied; waste; desolate; lonely.
Being of great extent or size; very spacious or large; enormous; massive; immense.
Very great in quantity, number, or amount.
Very great as to degree, intensity, difficulty of accomplishment, importance, etc.; mighty: used also in exaggerated colloquial speech, being much affected in the eighteenth century.
Synonyms Spacious.
3 and Colossal, gigantic, prodigious, tremendous, stupendous.

Monumental, Substantial, Considerable, Significant, Sizable, Sizeable, Colossal, Gigantic, Tremendous, Massive, Enormous, Vast, Large, Immense, Big

Tremendous, Staggering, Gargantuan, Sizable, Substantial, Gigantic, Sizeable, Colossal, Considerable, Massive, Enormous, Big, Large, Huge, Immense

Monumental, Substantial, Considerable, Significant, Sizable, Sizeable, Colossal, Gigantic, Tremendous, Massive, Enormous, Vast, Large, Immense, Big

Tremendous, Staggering, Gargantuan, Sizable, Substantial, Gigantic, Sizeable, Colossal, Considerable, Massive, Enormous, Big, Large, Huge, Immense

And then Costco is huge in our life.
Huge Kick to Win It from Sam Bedlow!
Thanks so much for the huge compliment, Gemma!
He was a huge part of my life.
PK shootout where they both came up huge.
These warranties have huge loopholes for prior damage.
Derbyshire weather have had a huge impact on the fabric of Hardwick, a huge conservation challenge we face today.
Huge magazine pull on the huge suv and a better and district!
Inaugural crowds sure to be huge _ but how huge?
That was a huge, huge, huge red flag.

Alaska is a very vast and unforgiving place.
The vast majority of febrile seizures are convulsions.
Job Losses Hint at Vast Remaking of Economy.
These errors constitute the vast majority of chargebacks.
Congress sought in the vast majority of cases.
So there is a vast number of people.
But the site has a vast customer base.
Vast data base which the setuid and setgid flags have a vast data base which the treasury.
Base and community involvement includes organizing, directing, planning, and supervising large base and community programs, overseeing vast operations, and assuming responsibility over vast population
That light has to travel across vast distances, which is also vast expanses of time, to reach us.