osi- root words — words with the osi- root

The root osi- comes from Italian oso, meaning member of (plural). 2 words in Dendril are built from it, including mafiosi, mafioso. Dendril shows them on a free interactive word map — no signup, no ads.

Words that use the osi- root

Explore words with osi- — words containing the osi- root and sharing its sense of "member of (plural)". Examples include mafiosi, mafioso. Click any word to see its own roots, definition, and related words.

What does osi- mean?

The osi- root means member of (plural), from Italian oso. Recognizing it helps you decode and remember the many English words built on this root.