1 intense

2 (violently) strong

1 forever

2 always

3 perpetual

1 eternal

2 everlasting

3 fig. to pass into eternity (i.e. to die)

1 forever

2 eternal

1 violent

2 acute

3 severe

4 fierce

1 lit. intense fire to dry wood (idiom); inferno in a woodpile

2 fig. consuming passion between lovers

1 the storm put strong grass to the test, fire tests true gold (idiom); fig. troubled times test a faithful minister

2 to show one's true colors after a stern test

1 happy and excited (idiom)

2 in high spirits

3 in great delight