Immensely has 2 different meanings across 1 category:
Adverb
Adverb
1
to an exceedingly great extent or degree
"He had vastly overestimated his resources"
"was immensely more important to the project as a scientist than as an administrator"
2
Greatly; hugely; extremely; vastly; to a great extent.
"The team was immensely grateful for the unexpected financial support that saved their project."