sem- root words — words with the sem- root

The root sem- comes from Proto-Indo-European sem, meaning one, together, as one. 14 words in Dendril are built from it, including assembler, assembly, simultaneous, simultaneously, assemble, assembled, assembles, assembling, assemblies, ensemble, ensembles, assemblage. Dendril shows them on a free interactive word map — no signup, no ads.

Words that use the sem- root

Explore words with sem- — words containing the sem- root and sharing its sense of "one, together, as one". Examples include assembler, assembly, simultaneous, simultaneously, assemble, assembled, assembles, assembling, assemblies, ensemble, ensembles, assemblage. Click any word to see its own roots, definition, and related words.

What does sem- mean?

The sem- root means one, together, as one, from Proto-Indo-European sem. Recognizing it helps you decode and remember the many English words built on this root.