Version Y = Yellow Book of Lecan (TCD, MS 1318 (H.2.16)), cols. 3–88.
| Ref | Text | § | Print ref | MS | |
|---|---|---|---|---|---|
| Y.1212 | Temair .i. te-mur .i. mur tea ingine col. 83 luigdech maic ithæ. Temair .i. grec rotruailled and .i. teomoro id est conspicio. Temair didiu cech locc as mbi aurgnam deicsi iter mag ⁊ tech{?}, ut dicitur temair na tuaithe ⁊ temair in tighe. | 1212 | col. 82 | concord. | |
| Y.1213 | Tem .i. cach ndorchi, unde dicitur temen. | 1213 | col. 83 | concord. | |
| Y.1214 | Tenlam .i. spreid .i. tene lamæ. | 1214 | col. 83 | concord. | |
| Y.1215 | Teilm .i. tell-uaim .i. tobæ iall ⁊ a n-uamann. | 1215 | col. 83 | concord. | |
| Y.1216 | Trogen .i. gein ⁊ trog .i. turgabail na grene, ⁊ as geinithir a ruithni riasin grein isin matoin. | 1216 | col. 83 | concord. | |
| Y.1217 | Tipra quasi tobra .i. tobruchta uisci as. no teipirsiu. | 1217 | col. 83 | concord. | |
| Y.1218 | Torb quasi turb a turba. | 1218 | col. 83 | concord. | |
| Y.1219 | Toth .i. gach banindsci ⁊ cach femen, quia nomen est membri mulieris. | 1219 | col. 83 | concord. | |
| Y.1220 | Troeth .i. gach neutur i. nem nechtardea. | 1220 | col. 83 | concord. | |
| Y.1221 | Tuilm .i. muliebri membri. | 1221 | col. 83 | concord. |