Synonyms & related words for insomnia

Find synonyms, related words, and the definition of insomnia — including sleeplessness, insomnolence, wakefulness, apnea, fatigue, restlessness. 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 insomnia

Explore words related to insomnia — words associated with it, words that go with it, and its nearest matches in meaning. Related words include somnolency, insomniacs, sleepiness, somnolence, drowsiness, narcolepsy, sleepless, somnifacient. Click any word to make it the center of the map and keep exploring the web of connections.

Synonyms for insomnia

Common synonyms for insomnia include sleeplessness, insomnolence, wakefulness, apnea, fatigue, restlessness, dizziness, dyspepsia — words that share a close meaning. Hover or tap any word on the map for its definition and part of speech.

Where does insomnia come from?

The word insomnia breaks down into 2 roots of Latin origin: in-, from Latin in (“not”); and -somn, from Latin somnus (“sleep”). Explore each root to see other English words built from the same source.