Ngwagakete: Ngwagakete 2
Mengwagakgolo: Ngwagakgolo 16Ngwagakgolo 17Ngwagakgolo 18
Mengwagasome: 1590s  1600s  1610s  – 1620s –  1630s  1640s  1650s
Mengwaga: 1618 1619 162016211622 1623 1624

1621 (MDCXXI) ebile ngwaga wa go thoma ka Labohlano, ngwaga wa bobedi ngwagengsome wa 1620s, ngwaga wa bomasomepedi tee ngwagengkgolo wa Ngwagakgolo 17, le ngwaga wa bomakgolo tshela masomepedi tee ngwagengkete wa Ngwagakete 2.