Difference between Immensely and Vastly

IMMENSELY vs VASTLY: ADVERB

Very greatly; to a vast extent or degree: also in exaggerated colloquial use (see vast, a., 4).
Like a waste; desolately.

Unbelievably, Exceedingly, Profoundly, Extraordinarily, Terribly, Very, Massively, Extremely, Incredibly, Greatly, Hugely, Immeasurably, Enormously, Tremendously, Vastly

Tremendously, Enormously, Hugely, Immeasurably, Infinitely, Greatly, Massively, Significantly, Substantially, Drastically, Dramatically, Radically, Considerably, Markedly, Immensely

Highly, Considerably, Unbelievably, Exceedingly, Extraordinarily, Terribly, Very, Massively, Extremely, Incredibly, Greatly, Hugely, Immeasurably, Tremendously, Vastly

Fundamentally, Noticeably, Tremendously, Hugely, Immeasurably, Infinitely, Greatly, Massively, Significantly, Substantially, Drastically, Dramatically, Radically, Considerably, Markedly

European Union outpost in the region immensely significant.
They are immensely charming and therefore quite popular.
Happy birthday baby boy, we love you immensely.
Oculeth made himself present by being immensely useful.
Great piece of writing with immensely informative contents!
Colleges within universities vary immensely in their responsibilities.
Cricut Maker and this has helped me immensely.
Those prayers have been immensely helpful to us.
He was immensely popular in his home state.
And it was immensely, immensely powerful and sad, but also meaningful to talk to people and really ask them that question.

For technical books, I vastly prefer paper, though.
Bitcoin is vastly easier to store and secure.
The bond markets are vastly larger than equities.
This vastly improves the formatting of our code.
SGI to form a vastly more powerful system.
Here are two boutiques with vastly different branding.
AMP consent works in a vastly different way.
Biggest and most historic countries customer service was vastly different also customer service vastly.
This conduct vastly increased the cost of the trial and vastly reduced the amount left to be distributed.
Nowadays our society offers us vastly more options, and vastly greater freedom in pursuing them.