Heedfully is a related term of intensely.
As adverbs the difference between heedfully and intensely
is that heedfully is in a heedful manner while intensely is in an intense manner.
heedfully
English
Adverb
(
en adverb)
In a heedful manner.
*, II.8:
*:they did, as long as they were possessed with that care, heedefully abstaine from all venerian acts, and touching of women.
intensely
English
Alternative forms
* intencely
Adverb
(
en adverb)
In an intense manner.
- He pursued his studies intensely .
To an intense degree, extremely.
- An intensely private man, he kept chit-chat to a minimum.