Proto-Yenisseian: *t[i]qǝǯ-
Meaning: scraper, strickle
Ket: tiʁǝt5 / tīʁǝt1; pl. tīʁǝrǝŋ1 / tiʁǝrǝŋ5 , Bak., Sur. pl. tiʁǝdǝŋ5, Kur. tɨʁɔt5 "струг"
Yug: tɛxǝt́, pl. tɛxǝd́iŋ5; tɨxɔt́5 "струг" (obviously different recordings of the same word)
Comments: ССЕ 285. Werner 2, 265 <*thiʁǝt'> (also says: "ein altes Kompositum", but says nothing about the components).