1. That quality of a thing which renders it extremely active in doing injury; acrimony of temper; extreme bitterness or malignity.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• virulence,
• virulance,
• cirulency,
• birulency,
• girulency,
• firulency,
• vurulency,
• vjrulency,
• vkrulency,
• vorulency,
• v9rulency,
• v8rulency,
• vieulency,
• vidulency,
• vifulency,
• viruulency,
• viralancy,
• virolecy,
• verulence,
• verulency

• virulence,
• virulent,
• virulently,
• Vierling.

The adjective form of the word "virulency" is "virulent".

The plural of the "virulency" can be the "virulencies".

The singular of the "virulency" can be the "virulency".