Etymology and origin of the Proto-Indo-European word *per-
*per-1 to come through, traverse
- Confidence
- Established
Reconstruction
LIV sets up 1.*per- "to come through, to traverse", used above all of crossing water; in Greek and Slavic "to penetrate" was partly narrowed to "to pierce".[1] LIV also notes what seems to be a seṭ variant, seen in a Serbo-Croatian word for "ferry" from *porH-mo-.[1] Beekes reconstructs *per- "to cross, pass".[2]
Morphology
LIV's formations are a root aorist *pér-/pr- in Old Avestan fra-frā (“I will cross”), an e-reduplicated present *pé-por/pr- behind Gothic 𐍆𐌰𐍂𐌰𐌽 (faran, “to wander”) and Church Slavonic -прати (-prati, “to cut up”), an i-reduplicated present *pi-pér/pr- in Sanskrit पिपर्ति (píparti, “brings across”), a full-grade i̯e-present ?*pér-i̯e- in Ancient Greek πείρω (peírō, “I penetrate, I pierce”), and a causative *por-éi̯e- in Sanskrit पारयति (pāráyati, “brings across”), Young Avestan -pāraiieiṇti (“they bring across”) and perhaps Gothic 𐍆𐌰𐍂𐌾𐌰𐌽 (farjan, “to convey, to ship”).[1] LIV marks as innovations the s-aorist of Sanskrit पर्षत् (párṣat, “will bring across”) and of Greek, the perfect and the fientive aorist of Greek, and Old Norse fǿra (“to lead, to bring”), an inner-Germanic causative built on the preterite stem *fōr-.[1] Because of its i-reduplication and factitive meaning, LIV suggests that the Vedic present may be better separated from the Germanic verb, though it may also be a remodelled *pé-por-.[1] Derksen notes that LIV links the o-grade of the Slavic verb to the reduplicated present.[3]
Evidence
The verb is cited under Reflexes from Indo-Iranian, Greek, Italic, Germanic, Celtic and Slavic.[1][4][5][6][3] LIV's list has no Anatolian, Tocharian or Armenian form.[1]
Competing analyses
Kroonen reconstructs the Germanic verb from an o-grade "intensive-iterative" *pór-e- rather than LIV's reduplicated present, and takes the preterite *fōr- as secondary.[4] Kroonen also puts Old Church Slavonic парити (pariti, “to fly”) here, from *por-éie-, and Derksen connects the Slavic verbs for "to fly" with Gothic 𐍆𐌰𐍂𐌰𐌽 (faran, “to wander”) and with Sanskrit पारयति (pārayáti), reconstructing *prH- and *pōrH-.[4][7][8] LIV, following Benveniste, keeps "to fly" apart as 2.*(s)per-, for which see *sper-.[9]
Beekes derives Ancient Greek πεῖρα (peîra, “trial, attempt”) from this root.[2] Pokorny had set up "to try, to dare, to risk" as a subgroup of his *per- "to go over".[10] Rasmussen separates that group, with Latin experior, Latin perīculum and πεῖρα, from the root for crossing, and reconstructs a laryngeal-final root for it.[11]
Meanings
- to come through, to traverse[1]
LIV says the verb was used above all of crossing water.[1] Beekes finds the old sense "to carry over, to ferry over" still in Ancient Greek πόρος (póros, “passage, ford”) and Ancient Greek πορθμός (porthmós, “ferry, strait”).[12]
Derivatives
- *pr-to- "crossed" and *pr-tu- "crossing, ford, bridge": Latin porta (“gate”), Latin portus (“harbour”), Avestan pərətu- (“crossing, bridge”), Proto-Germanic *furδú-.[5]
- *por-o- and *por-dʰmo- in Ancient Greek πόρος (póros, “passage, ford”) and Ancient Greek πορθμός (porthmós, “ferry, strait”).[12]
- Proto-Greek *per-i̯a in Ancient Greek πεῖρα (peîra, “trial, attempt”).[2]
Reflexes
- Indo-Iranian, after LIV: Sanskrit पिपर्ति (píparti, “brings across”), Avestan fra-frā (“I will cross”).[1]
- Greek: Ancient Greek πείρω (peírō, “to pierce, to penetrate”).[12]
- Italic: Latin porta (“gate”).[5]
- Germanic: Gothic 𐍆𐌰𐍂𐌰𐌽 (faran, “to go”), Old Norse fara (“to go”), Old English faran (“to go”), Old High German faran (“to go, to travel”).[4]
- Celtic: Proto-Celtic *φritu- (“ford”); Proto-Celtic *foro- (“edge, limit”).[5][6]
- Slavic: Proto-Slavic *porti (“to unstitch”), Church Slavonic прати (prati, “to cut”).[3]
*per-2 to strike
- Confidence
- Probable
Reconstruction
LIV numbers this root 3.*per- "to hit".[13] Kümmel renumbers it 2.*per-, because he deletes LIV's 2.*per- "to equalize, to balance" and refers that material to 3.*pel- (see *pel-3); Latin pār (“equal”), he suggests, may rather go with Latin pāreō and so with *peh₂s-.[14] LIV had separated "to equalize" from *perh₂- "to sell", which is a different root.[15] Derksen also reconstructs *per- for the Baltic verb.[16]
Morphology
LIV sets up a root aorist *pér-/pr- in Old Armenian եհար (ehar, “struck”), whose present is supplied by another root, and a full-grade e-present *pér-e- in Lithuanian periù (“I beat with a bath besom, I bathe”) and Church Slavonic перѫ (perǫ, “I beat, I wash”).[13]
Evidence
Three branches attest it, Armenian, Baltic and Slavic, and LIV cites nothing from Anatolian, Indo-Iranian, Greek or Italic.[13]
Meanings
- to strike, to hit[13]
In Baltic and Slavic the verb is used of beating with a besom in the bath, and Slavic also has "to wash".[13][16]
Reflexes
*per-3 through, across
- Confidence
- Established
Reconstruction
Dunkel sets up the adverb 1.*per, with *perā, *perām and *perti, "through, beyond, over; very", used locally, often with the accusative, and as an intensifying prefix.[17] He takes 1.*per as the base of the derived forms and also of *peri "around" and *pr(ó) "forward, in front", which he treats as separate lemmas.[17] He classes it as a basic particle, not derived from anything else.[18] Beekes reconstructs *per "beyond, across" for Ancient Greek πέραν (péran, “across, beyond”).[19] De Vaan instead traces Latin per (“through, across”) to *péri "across".[20]
Morphology
Kloekhorst traces Hittite peran (“before, in front of”) to *pér-om, which he compares with Ancient Greek πέρᾱν (pérān) and Sanskrit पर (pára-, “farther”).[21] Dunkel keeps the enclitic 2.*-per "just, even", as in Ancient Greek -περ (-per) and Latin parumper (“for a little while”), apart from 1.*per, since it limits rather than intensifies.[18][22]
Evidence
Reflexes are cited below from Anatolian, Greek, Italic, Slavic and Baltic.[21][19][20][23][16]
Meanings
Dunkel derives the sense "around", in the sense of a change, from "over", as in Latin pervertō (“to turn around”) and Old Church Slavonic прѣлагати (prělagati, “to transpose, to change”).[18] He allows that the intensifying prefix may have arisen separately in the branches, since a change from "through" to "very" is commonplace.[22] The sense "before, in front of" is that of Hittite peran, from *pér-om.[21]
Reflexes
References
- ^ a b c d e f g h i j Rix, Helmut, et al. (2001), Lexikon der indogermanischen Verben, 2nd ed., Wiesbaden: Reichert, p. s.v. 1.*per-
- ^ a b c Beekes, Robert S. P. (2010), Etymological Dictionary of Greek, with the assistance of Lucien van Beek, Leiden Indo-European Etymological Dictionary Series 10, Leiden; Boston: Brill, p. s.v. πεῖρα
- ^ a b c Derksen, Rick (2008), Etymological Dictionary of the Slavic Inherited Lexicon, Leiden Indo-European Etymological Dictionary Series 4, Leiden / Boston: Brill, p. 414
- ^ a b c d Kroonen, Guus (2013), Etymological Dictionary of Proto-Germanic, Leiden Indo-European Etymological Dictionary Series 11, Leiden / Boston: Brill, p. 128
- ^ a b c d de Vaan, Michiel (2008), Etymological Dictionary of Latin and the other Italic Languages, Leiden Indo-European Etymological Dictionary Series 7, Leiden; Boston: Brill, p. s.v. porta
- ^ a b Matasović, Ranko (2009), Etymological Dictionary of Proto-Celtic, Leiden: Brill, p. 140
- ^ Derksen, Rick (2008), Etymological Dictionary of the Slavic Inherited Lexicon, Leiden Indo-European Etymological Dictionary Series 4, Leiden / Boston: Brill, p. 427
- ^ Derksen, Rick (2008), Etymological Dictionary of the Slavic Inherited Lexicon, Leiden Indo-European Etymological Dictionary Series 4, Leiden / Boston: Brill, p. 391
- ^ Rix, Helmut, et al. (2001), Lexikon der indogermanischen Verben, 2nd ed., Wiesbaden: Reichert, p. s.v. 2.*sper-
- ^ Pokorny, Julius (1959), Indogermanisches etymologisches Wörterbuch, Bern; Munich: Francke, p. s.v. per-2: E. per-
- ^ Rasmussen, Jens Elmegård (1999), Selected Papers on Indo-European Linguistics, 2 parts, Copenhagen: Museum Tusculanum
- ^ a b c Beekes, Robert S. P. (2010), Etymological Dictionary of Greek, with the assistance of Lucien van Beek, Leiden Indo-European Etymological Dictionary Series 10, Leiden; Boston: Brill, p. s.v. πείρω
- ^ a b c d e f g Rix, Helmut, et al. (2001), Lexikon der indogermanischen Verben, 2nd ed., Wiesbaden: Reichert, p. s.v. 3.*per-
- ^ Kümmel, Martin Joachim, Addenda und Corrigenda zu LIV², online document, last change 16 June 2026, p. 73
- ^ Rix, Helmut, et al. (2001), Lexikon der indogermanischen Verben, 2nd ed., Wiesbaden: Reichert, p. s.v. 2.*per-
- ^ a b c d e f Derksen, Rick (2015), Etymological Dictionary of the Baltic Inherited Lexicon, Leiden: Brill, p. 366
- ^ a b c d Dunkel, George E. (2014), Lexikon der indogermanischen Partikeln und Pronominalstämme, vol. 2: Lexikon, Heidelberg: Winter, p. 608
- ^ a b c Dunkel, George E. (2014), Lexikon der indogermanischen Partikeln und Pronominalstämme, vol. 2: Lexikon, Heidelberg: Winter, p. 615
- ^ a b c Beekes, Robert S. P. (2010), Etymological Dictionary of Greek, with the assistance of Lucien van Beek, Leiden Indo-European Etymological Dictionary Series 10, Leiden; Boston: Brill, p. s.v. πέραν
- ^ a b c de Vaan, Michiel (2008), Etymological Dictionary of Latin and the other Italic Languages, Leiden Indo-European Etymological Dictionary Series 7, Leiden; Boston: Brill, p. s.v. per
- ^ a b c d Kloekhorst, Alwin (2008), Etymological Dictionary of the Hittite Inherited Lexicon, Leiden: Brill, p. 667
- ^ a b Dunkel, George E. (2014), Lexikon der indogermanischen Partikeln und Pronominalstämme, vol. 2: Lexikon, Heidelberg: Winter, p. 618
- ^ a b Derksen, Rick (2008), Etymological Dictionary of the Slavic Inherited Lexicon, Leiden Indo-European Etymological Dictionary Series 4, Leiden / Boston: Brill, p. 395
Cite this entry
“*per-.” Etymologically, 7 Nov. 2026, etymologically.com/ine-pro/*per-. Accessed 7 Nov. 2026.
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