Intense and active.
Insightful; deep and succinct; incisive.
Intruding inward.
Tending to incite or inflame; incensive.
Synonym of inessive
Fierce; cruel and aggressive.
Continual or successive; unceasing.
Critical and accurate; incisive.
Included.
Durative.
Intense; extreme in degree or extent.
Dreadful; causing terror, alarm and fear; awesome
Formidable, powerful.
Unpleasant; disagreeable.
Very bad; lousy.
In a terrible way; to a terrible extent; terribly; awfully.