921
| Ngwagakete: | Ngwagakete 1 |
|---|---|
| Mengwagakgolo: | Ngwagakgolo 9 – Ngwagakgolo 10 – Ngwagakgolo 11 |
| Mengwagasome: | 890s 900s 910s – 920s – 930s 940s 950s |
| Mengwaga: | 918 919 920 – 921 – 922 923 924 |
921 (CMXXI) ebile ngwaga wa go thoma ka Laboraro, ngwaga wa bobedi ngwagengsome wa 920s, ngwaga wa bomasomepedi tee ngwagengkgolo wa Ngwagakgolo 10, le ngwaga wa bomakgolo senyane masomepedi tee ngwagengkete wa Ngwagakete 1.