English
phantasm
Phantasm comes from Old French fantosme ‘ghost (apparition)’, from Ancient Greek φᾰντᾰ́ζω ‘to show’, and ultimately from Proto-Indo-European *bʰeh₂- ‘to shine, glow light’.
- Proto-Indo-Europeanc. 4500–2500 BCE*bʰeh₂-1‘to shine, glow light’reconstructed
- Proto-Indo-Europeanc. 4500–2500 BCE*bʰh₂nyéti1reconstructed
- Proto-Hellenicc. 2200–1600 BCE*pʰáňňō1‘to appear’reconstructed
- Ancient Greekc. 800–300 BCEφαίνω1phaínō‘to cause to appear’
- Ancient Greekc. 800–300 BCEφᾰντός2‘visible’
- Ancient Greekc. 800–300 BCEφᾰντᾰ́ζω1phăntắzō‘to show’
- Ancient Greekc. 800–300 BCEφάντασμα1phántasma‘phantom, apparition, ghost’
- Latinc. 75 BCE–200 CEphantasma1‘apparition, spectre, phantom’
- Old Frenchc. 842–1400fantosme1‘ghost (apparition)’
- Middle Englishc. 1150–1500fantosme1
- Englishearliest quotation 1837phantasm1
attested reconstructed ? uncertain or disputed deepest recorded ancestor
- 1 Wiktionary, English phantasm
- 2 Wiktionary, Ancient Greek φαντάζω
- Earliest quotation in Wiktionary’s entry: 1837, Letitia Elizabeth Landon, Success: “But night comes in with a more genial spirit:…”.
Lineage
- Proto-Indo-Europeanc. 4500–2500 BCE*bʰeh₂-Wiktionary, English phantasm‘to shine, glow light’reconstructed
- Proto-Indo-Europeanc. 4500–2500 BCE*bʰh₂nyétiWiktionary, English phantasmreconstructed
- Proto-Hellenicc. 2200–1600 BCE*pʰáňňōWiktionary, English phantasm‘to appear’reconstructed
- Ancient Greekc. 800–300 BCEφαίνωWiktionary, English phantasmphaínō‘to cause to appear’
- Ancient Greekc. 800–300 BCEφᾰντόςWiktionary, Ancient Greek φαντάζω‘visible’
- Ancient Greekc. 800–300 BCEφᾰντᾰ́ζωWiktionary, English phantasmphăntắzō‘to show’
- Ancient Greekc. 800–300 BCEφάντασμαWiktionary, English phantasmphántasma‘phantom, apparition, ghost’
- Latinc. 75 BCE–200 CEphantasmaWiktionary, English phantasm‘apparition, spectre, phantom’
- Old Frenchc. 842–1400fantosmeWiktionary, English phantasm‘ghost (apparition)’
- Middle Englishc. 1150–1500fantosmeWiktionary, English phantasm
- Englishearliest quotation 1837phantasmWiktionary, English phantasm. Earliest quotation in Wiktionary’s entry: 1837, Letitia Elizabeth Landon, Success: “But night comes in with a more genial spirit:…”
The story
A learned variant of phantom; from Middle English fantosme, from Old French fantosme, fantasme, from Latin phantasma, from Ancient Greek φάντασμα (phántasma).
Linked words
through Proto-Indo-European *bʰeh₂- ‘to shine, glow light’
phone, focus, professor, famous, fuel, ben, favor, favourite, fate, fame, ban, photographer, profession, bee, fairy, fabulous, fatal, confession, abandon, confess, beacon, beck, symphony, infant, boon, eff, fab, fay, fable, foyer, prophetic, bane, buoy, nefarious, profess, bene, banish, infamy, banal, prophesy, 117 more
through Proto-Hellenic *pʰáňňō ‘to appear’
through Ancient Greek φαίνω ‘to cause to appear’
fancy, phenomenon, emphasis, epiphany, phenomenology, phenomenally, phenol, phenom, tryptophan, 42 more
through Ancient Greek φᾰντός ‘visible’
through Ancient Greek φᾰντᾰ́ζω ‘to show’
Today it means
noun Something seen but having no physical reality; a phantom or apparition.
Sources
Sources: Wiktionary, “phantasm”; the older steps come from the Wiktionary entry for Ancient Greek φαντάζω. 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 *bʰeh₂- / phantasm