spir- root words — words with the spir- root

The root spir- comes from Latin spira, meaning coil, spiral. 2 words in Dendril are built from it, including spirillum, spirula. Dendril shows them on a free interactive word map — no signup, no ads.

Words that use the spir- root

Explore words with spir- — words containing the spir- root and sharing its sense of "coil, spiral". Examples include spirillum, spirula. Click any word to see its own roots, definition, and related words.

What does spir- mean?

The spir- root means coil, spiral, from Latin spira. Recognizing it helps you decode and remember the many English words built on this root.