Synonyms & related words for supplement

Find synonyms, related words, and the definition of supplement — including supplementation, addendum, addenda, complement, addition, postscript. Dendril is a free visual thesaurus that shows them on an interactive map where stronger matches sit closer to the center — no signup, no ads.

Words related to supplement

Explore words related to supplement — words associated with it, words that go with it, and its nearest matches in meaning. Related words include suppletory, supplemental, subjunction, supplementary, subjoining, multivitamin, vitamins, megavitamin. Click any word to make it the center of the map and keep exploring the web of connections.

Synonyms for supplement

Common synonyms for supplement include supplementation, addendum, addenda, complement, addition, postscript, augment, appurtenance — words that share a close meaning. Hover or tap any word on the map for its definition and part of speech.

Where does supplement come from?

The word supplement breaks down into 2 roots of Latin origin: sup-, from Latin sub (“under, below”); and -ple, from Latin pleo (“fill”). Explore each root to see other English words built from the same source.