Type the word malignant

The answers is: Malignant.

The word Malignant is an adjective, meaning: Evil in nature, influence or effect, according to the Merriam-Webster dictionary. The word comes from the mid 16th century from the late Latin malignant, which in turn comes from the verb malignare. It was used in its early sense during the English Civil War to refer to Royalist sympathizers.