| Baumgruppe | arbor |
| Baugruppe | assembly board module |
| Blutgruppe | blood type blood group |
| Baugrube | building pit construction pit |
| Baumgraph | tree diagram tree-graph |
| Baumgrenze | tree line timber limit timber line tree limit |
| Azogruppe | azo group |
| Halbgruppe | semigroup |
| Randgruppe | fringe group |
| Baumralle | New Guinea flightless rail |
| Baumkrone | top treetop |
| Baumrinde | bark |
| Baumstumpf | stump stub snag пън |
| Chromgruppe | chromium group |
| Fokusgruppe | focus group |
| Haplogruppe | haplogroup |
| Lie-Gruppe | Lie group |
| Pop-Gruppe | pop group |
| Rockgruppe | rock group |
| Zinkgruppe | zinc group |