| fachkundig | adept |
| sachkundig | proficient |
| Sachkunde | competence |
| Sachkundiger | proficient |
| Wachhündin | guard dog |
| schrundig | fissured |
| Fachhandel | specialized trade |
| Achund | akhund |
| lachlustig | risible |
| nachtonig | posttonic |
| Achtung | respect esteem attention caution watch out careful danger look out |
| Ächtung | outlawing |
| Wachhund | guard dog watchdog |
| achtbändig | in eigth volumes |
| Fischkunde | ichthyology |
| Packung | package pack packet |
| kundig | knowledgeable |
| offenkundig | apparent |
| ortskundig | locally knowledgeable with local knowledge |
| unkundig | unknowledgeable |