intense

As adjectives the difference between intense and grave

is that intense is strained; tightly drawn while grave is influential, important; authoritative.

As a noun grave is

an excavation in the earth as a place of burial; also, any place of interment; a tomb; a sepulcher.

As a verb grave is

to dig.

Harsh is a related term of intense.

As adjectives the difference between harsh and intense

is that harsh is unpleasantly rough to the touch or other senses while intense is strained; tightly drawn.

As a verb harsh

is (slang) to negatively criticize.

As adjectives the difference between tight and intense

is that tight is firmly held together; compact; not loose or open while intense is strained; tightly drawn.

As an adverb tight

is firmly, so as not to come loose easily.

As a verb tight

is to tighten.

Emotional is a related term of intense.

As adjectives the difference between emotional and intense

is that emotional is of or relating to the emotions while intense is strained; tightly drawn.

Intense is a related term of zealous.

As adjectives the difference between intense and zealous

is that intense is strained; tightly drawn while zealous is full of zeal; ardent, fervent; exhibiting enthusiasm or strong passion.

Eager is a related term of intense.

As adjectives the difference between eager and intense

is that eager is (obsolete) sharp; sour; acid while intense is strained; tightly drawn.

As a noun eager

is (tidal bore).

Devout is a synonym of intense.

As adjectives the difference between devout and intense

is that devout is devoted to religion or to religious feelings and duties; absorbed in religious exercises; given to devotion; pious; reverent; religious while intense is strained; tightly drawn.

As a noun devout

is (obsolete) a devotee.

As adjectives the difference between earnest and intense

is that earnest is serious in speech or action; eager; urgent; importunate; pressing; instant while intense is strained; tightly drawn.

As a noun earnest

is gravity; serious purpose; earnestness.

As a verb earnest

is to be serious with; use in earnest.

As a proper noun Earnest

is a given name derived from Germanic, an occasional spelling variant of Ernest.

As adjectives the difference between intense and fiery

is that intense is strained; tightly drawn while fiery is of or relating to fire.

Intense is a related term of irate.

As adjectives the difference between intense and irate

is that intense is strained; tightly drawn while irate is extremely angry; wrathful; enraged.