intensely

As adverbs the difference between closely and intensely

is that closely is in a close manner while intensely is in an intense manner.

As adverbs the difference between alertly and intensely

is that alertly is in an alert manner; with alertness while intensely is in an intense manner.

As adverbs the difference between intensely and crushingly

is that intensely is in an intense manner while crushingly is so as to defeat overwhelmingly.

As adverbs the difference between intensely and tremendously

is that intensely is in an intense manner while tremendously is greatly; enormously.

As adverbs the difference between intensely and obviously

is that intensely is in an intense manner while obviously is in a obvious manner; clearly apparent.

As an adverb intensely

is in an intense manner.

As a noun intensity is

the quality of being intense.

As a verb persevere

is to persist steadfastly in pursuit of an undertaking, task, journey, or goal, even if hindered by distraction, difficulty, obstacles, or discouragement.

As an adverb intensely is

in an intense manner.

Keenly is a related term of intensely.

As adverbs the difference between keenly and intensely

is that keenly is in a keen manner while intensely is in an intense manner.

As adverbs the difference between intensely and chronically

is that intensely is in an intense manner while chronically is in a chronic manner, or to a chronic degree.

As an adverb intensely

is in an intense manner.

As a noun null is

zero, nil; the cardinal number before einn.