Etymograph

English

roseola

Roseola comes from New Latin roseola, from Latin rosa ‘a rose’, and perhaps ultimately from Proto-Iranian *wardah.

  1. Proto-Iranianprehistoric (reconstructed)*wardah1‘flower, rose’uncertain
  2. Proto-Hellenicc. 2200–1600 BCE*wródon1uncertain
  3. Ancient Greekc. 800–300 BCEῥόδον2‘rose’uncertain
  4. Latinc. 75 BCE–200 CErosa3‘a rose’
  5. New Latinc. 1500–1900roseola3diminutive of rosa
  6. Englishtodayroseola3

attested reconstructed ? uncertain or disputed deepest recorded ancestor

  1. 1 Wiktionary, Ancient Greek ῥόδον
  2. 2 Wiktionary, Latin rosa
  3. 3 Wiktionary, English roseola

Lineage

  1. Proto-Iranianprehistoric (reconstructed)*wardahWiktionary, Ancient Greek ῥόδον‘flower, rose’uncertain
  2. Proto-Hellenicc. 2200–1600 BCE*wródonWiktionary, Ancient Greek ῥόδονuncertain
  3. Ancient Greekc. 800–300 BCEῥόδονWiktionary, Latin rosa‘rose’uncertain
  4. Latinc. 75 BCE–200 CErosaWiktionary, English roseola‘a rose’
  5. New Latinc. 1500–1900roseolaWiktionary, English roseoladiminutive of rosa
  6. EnglishtodayroseolaWiktionary, English roseola

Linked words

through Ancient Greek ῥόδον ‘rose’

rhodium, 10 more

through Latin rosa ‘a rose’

rosary, rosen, rosette, 9 more

Today it means

noun A rosy rash occurring in measles, typhoid fever, syphilis and some other diseases.

Sources

Sources: Wiktionary, “roseola”; the older steps come from the Wiktionary entries for Ancient Greek ῥόδον, Latin rosa. By Wiktionary contributors, CC BY-SA 4.0, via kaikki.org (dump of Oct 3 2026); text adapted and restructured. Language periods are conventional ranges, not dates for this word. License.

Etymograph / Proto-Iranian *wardah / roseola

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