intense

US /ɪnˈtens/
UK /ɪnˈtens/
"intense" picture
1.

of extreme force, degree, or strength

:
The heat was so intense that we had to stay indoors.
She felt an intense pain in her leg.
2.

having or displaying a strong feeling or quality

:
He has an intense desire to succeed.
She gave him an intense look.