Synonyms & related words for additional

Find synonyms, related words, and the definition of additional — including extra, supplementary, added, supplemental, adscititious, plus. 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 additional

Explore words related to additional — words associated with it, words that go with it, and its nearest matches in meaning. Related words include accessional, additament, addition, superadd, adds, adding, supererogatory, suppletory. Click any word to make it the center of the map and keep exploring the web of connections.

Synonyms for additional

Common synonyms for additional include extra, supplementary, added, supplemental, adscititious, plus, further, supernumerary — words that share a close meaning. Hover or tap any word on the map for its definition and part of speech.

Where does additional come from?

The word additional breaks down into one root of Latin origin: the root add-, from Latin addo (“add, give to”). Explore each root to see other English words built from the same source.