| Baumfreund | philodendron |
| Hausfreund | friend of the family cicisbeo gallant |
| Blutsfreund | blood relation |
| Baumfrosch | tree frog |
| Baumgrenze | tree line timber limit timber line tree limit |
| Baumkrone | top treetop |
| Baumrinde | bark |
| baumeln | dangle |
| baumreich | densely forested densely wooded |
| bäumen | lift rear up |
| -freund | lover |
| Ex-Freund | ex-boyfriend |
| Fickfreund | fuck buddy |
| Sexfreund | friend with benefits |
| aufregend | exciting |
| Aufregung | excitement agitation |
| Brieffreund | pen pal penfriend |
| Busenfreund | bosom buddy bosom friend |
| Freund | friend boyfriend |
| Weinfreund | wine lover |