vir- root words — words with the vir- root

The root vir- comes from Latin virus, meaning poison. 10 words in Dendril are built from it, including virus, viruses, viral, virulent, antiviral, antivirals, antivirus, virology, virulence, virulently. Dendril shows them on a free interactive word map — no signup, no ads.

Words that use the vir- root

Explore words with vir- — words containing the vir- root and sharing its sense of "poison". Examples include virus, viruses, viral, virulent, antiviral, antivirals, antivirus, virology, virulence, virulently. Click any word to see its own roots, definition, and related words.

The vir- root means poison, from Latin virus. Recognizing it helps you decode and remember the many English words built on this root.