| Cod Talfyriad | Enw Llawn |
| C | Cotwm |
| S | Sidan |
| J | Jiwt |
| T | Polyester |
| A | Acrylig |
| R | Rheon |
| AL | Alpaca |
| YH | Gwallt yr Yark |
| CH | Gwallt Camel |
| TS | Sidan Tussah |
| WS | Cashmir |
| PV | Polyfinyl |
| LY | Lycra |
| AC | Asetad |
| RA | Ramie |
| RY | Rheon |
| EL | Ffibr Elastane |
| AL | Albwm |
| ME | Metelaidd |
| OP | Opelon |
| P/C | Polyester / Cotwm |
| TEL | Tencel |
| AVL | Kender |
| W | Gwlan |
| M | Mohair |
| L | Lliain |
| N | Neilon |
| V | Viscose |
| RH | Gwallt Cwningen |
| LA | Gwlân Oen |
| WA | Angora |
| MS | Sidan Mulberry |
| PP | Polypropylen |
| SP | Spandex |
| MD | Model |
| BM | Bambŵ |
| PE | Polyester |
| PA | Polyamid |
| SB | ffa soia |
| CU | Reion Cuprammonium |
| LC | Lyocell |
| VI | Reion viscose |
| T/C | Terylene/ Cotwm |
| T/R | Terylene/ Rayon |
| BEM | Bemberg |
| PIMA | Cotwm Pima |
| DTY | Edafedd Gweadog Polyester |
Amser post: Awst-29-2022