| Subject | English | German |
| gen. | be unsound | nicht stichhaltig sein |
| law | of unsound mind | unzurechnungsfähig |
| gen. | ... of unsound mind | unzurechnungsfähig |
| law, ADR | of unsound mind | geistesschwach |
| law, ADR | of unsound mind | geisteskrank |
| gen. | ... of unsound mind | geistesgestört |
| social.sc., health. | person of unsound mind | Geisteskranker |
| econ. | unsound financial condition | ungesunde Finanzlage |
| econ. | unsound financial condition | ungünstige Finanzlage |
| account. | unsound financial management | nicht wirtschaftliche Haushaltsführung |
| industr., construct. | unsound knot | Ausfallast |
| industr., construct. | unsound knot | loser Knoten |
| construct. | unsound knot | weicher Holzknoten |
| industr., construct. | unsound knot | toter Knoten |
| industr., construct. | unsound knot | loser Ast |
| biol. | unsound knot | Faulast |
| construct. | unsound plaster | treibender Putz |
| nat.sc., agric. | unsound roaring | Dämpfigkeit |
| nat.sc., agric. | unsound roaring | Kehlkopfpfeifen |
| nat.sc., agric. | unsound roaring | Pfeiferdampf |
| construct. | unsound wood | verfaultes Holz |
| construct. | unsound wood | Faulholz |