Etymograph

English

phlogogenous

Phlogogenous comes from Ancient Greek φλόξ ‘fire’, from φλέγω ‘burn’, and ultimately from Proto-Indo-European *bʰel-.

  1. Proto-Indo-Europeanc. 4500–2500 BCE*bʰel-1‘to blaze, burn’reconstructed
  2. Proto-Hellenicc. 2200–1600 BCE*pʰlegō1reconstructed
  3. Ancient Greekc. 800–300 BCEφλέγω2phlégō‘burn’
  4. Ancient Greekc. 800–300 BCEφλόξ3‘fire’
  5. Englishtodayphlogogenous3

attested reconstructed ? uncertain or disputed deepest recorded ancestor

  1. 1 Wiktionary, Ancient Greek φλέγω
  2. 2 Wiktionary, Ancient Greek φλόξ
  3. 3 Wiktionary, English phlogogenous

Lineage

  1. Proto-Indo-Europeanc. 4500–2500 BCE*bʰel-Wiktionary, Ancient Greek φλέγω‘to blaze, burn’reconstructed
  2. Proto-Hellenicc. 2200–1600 BCE*pʰlegōWiktionary, Ancient Greek φλέγωreconstructed
  3. Ancient Greekc. 800–300 BCEφλέγωWiktionary, Ancient Greek φλόξphlégō‘burn’
  4. Ancient Greekc. 800–300 BCEφλόξWiktionary, English phlogogenous‘fire’
  5. EnglishtodayphlogogenousWiktionary, English phlogogenous

Formed from φλόξ ‘fire’ + -genous

Linked words

through Proto-Indo-European *bʰel- ‘to blaze, burn’

ball, bowl, bell, bull, bold, flame, bald, boil, blaze, bale, blur, blizzard, bleach, blush, bolster, sabha, budge, blemish, bola, bolero, blithe, blain, phallus, bleat, 70 more

through Proto-Hellenic *pʰlegō

phlegmatic, 5 more

through Ancient Greek φλέγω ‘burn’

phlegm, 6 more

through Ancient Greek φλόξ ‘fire’

phlox, 2 more

Today it means

adj Causing inflammation.

Sources

Sources: Wiktionary, “phlogogenous”; the older steps come from the Wiktionary entries for Ancient Greek φλέγω, Ancient Greek φλόξ. 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-Indo-European *bʰel- / phlogogenous