Reconstruction:Proto-Indo-European/tri-

This Proto-Indo-European entry contains reconstructed terms and roots. As such, the term(s) in this entry are not directly attested, but are hypothesized to have existed based on comparative evidence.

Proto-Indo-European

Etymology

Zero grade form of *tréyes (“three”).

Prefix

*tri-

1. three, threefold

Derived terms

Category Proto-Indo-European terms prefixed with *tri- not found

Descendants

• Proto-Celtic: *tri- (see there for further descendants)
• Proto-Germanic: *þri- (see there for further descendants)
• Hellenic:
  • Ancient Greek: τρι- (tri-, “three”)
• Italic:
  • Latin: tri- (“three”)
• Proto-Indo-Iranian: *tri-
  • Proto-Indo-Aryan: *tri-
    • Sanskrit: त्रि- (tri-, “three”)
• Proto-Balto-Slavic: *tri-
  • Proto-Slavic: *trь-
    • Russian: тре- (tre-, “three”)