| Subject | English | German |
| agric. | common pear tree | Gartenbirnbaum |
| agric. | common pear tree | gemeine Birne |
| agric. | common pear tree | gemeiner Birnbaum |
| gen. | pear tree | Birnenbaum |
| tech. | pear tree | Birnbaum |
| agric. | pear tree | Birnbaum (Pyrus communis) |
| bot. | pear tree | Birne |
| med. | pear tree ft | Birnbaum |
| nat.sc., agric. | pear tree psylla | Birnenblattfloh (Cacopsylla pyri, Psylla piri, Psyllia pyri) |
| nat.sc., agric. | pear tree psylla | Birnenblattsauger (Cacopsylla pyri, Psylla piri, Psyllia pyri) |
| gen. | pear tree psylla | braunfleckiger Birnenblattsauger (Cacopsylla pyri, Psylla piri, Psyllia pyri) |
| construct. | pear tree wood | Birnbaumholz (pyrus communis) |
| agric. | pear-tree | Birnbaum (Pyrus communis) |
| entomol. | pear-tree oyster scale | Zitronenförmige Austernschildlaus (Quadraspidiotus ostreaeformis) |
| entomol. | pear-tree oyster scale | Austemschildlaus (Quadraspidiotus ostreaeformis) |
| entomol. | pear-tree oyster scale | Gelbe Austemförmige Schildlaus (Quadraspidiotus ostreaeformis) |
| entomol. | pear-tree oyster scale | Grüne Obstbaumschildlaus (Quadraspidiotus ostreaeformis) |
| entomol. | pear-tree oyster scale | Austemförmige Schildlaus (Quadraspidiotus ostreaeformis) |
| gen. | pear-tree swallowtail Iphiclides podalirius | Segelfalter |
| agric. | sinuate pear tree borer | Birnbaumprachtkäfer (Agrilus sunuatus) |
| nat.sc., agric. | sinuate pear tree borer | Ringelwurm (Agrilus sinuatus) |
| entomol. | sinuate pear tree borer | Purpurroter Schmalprachtkäfer (Agrilus sinuatus) |
| entomol. | sinuate pear tree borer | Birnbaumprachtkäfer (Agrilus sinuatus) |
| nat.sc., agric. | sinuate pear tree borer | Birnbaumprachtkaefer (Agrilus sinuatus) |
| biol. | sinuate pear tree borer | gebuchteter Birnbaumprachtkaefer (Agrilus sinuatus) |
| agric. | wild pear tree | wilder Birnbaum |