Synonyms & related words for phenobarbital

Find synonyms, related words, and the definition of phenobarbital — including barbiturate, sedative, meperidine, morphine, morphia, codeine. 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 phenobarbital

Explore words related to phenobarbital — words associated with it, words that go with it, and its nearest matches in meaning. Related words include phenytoin, pentobarbital, diazepam, barbital, chlorpromazine, barbitone, amitriptyline, barbiturism. Click any word to make it the center of the map and keep exploring the web of connections.

Synonyms for phenobarbital

Common synonyms for phenobarbital include barbiturate, sedative, meperidine, morphine, morphia, codeine, depressant, methadone — words that share a close meaning. Hover or tap any word on the map for its definition and part of speech.

Where does phenobarbital come from?

The word phenobarbital breaks down into one root of Greek origin: the root pheno-, from Greek phaino (“show, appear”). Explore each root to see other English words built from the same source.