| English | Synonym |
|---|---|
| nigra noun | Blacknoun Black personnoun blackamoornoun coonnoun jigaboonoun Negronoun Negroidnoun nigganoun niggernoun spadenoun |
| ballota nigra noun | Ballota nigranoun black archangelnoun black horehoundnoun fetid horehoundnoun herbnoun herbaceous plantnoun |
| betula nigra noun | Betula nigranoun birchnoun birch treenoun black birchnoun red birchnoun river birchnoun |
| brassica nigra noun | black mustardnoun Brassica nigranoun mustardnoun |
| centaurea nigra noun | black knapweednoun Centaurea nigranoun hardheadsnoun knapweednoun lesser knapweednoun |
| ciconia nigra noun | black storknoun Ciconia nigranoun storknoun |
| dalbergia nigra noun | caviuna woodnoun Dalbergia nigranoun jacarandanoun rosewoodnoun rosewood treenoun |