The word “vastly” has 2 syllables: vast-ly
It's pronounced as /ˈvæstli/
What is synonym and antonym for vastly?
In the thesaurus, “vastly” has 137 synonyms and 21 antonyms.
Here are synonyms and antonyms for vastly along with examples of usage in sentences.
On this page you'll find 158 synonyms, antonyms, or another words to vastly, such as: a lot, absolutely, abundantly, achingly, almighty, altogether, amazingly.
Make sure to choose synonyms and antonyms that are appropriate for the context of the sentence.