| Blattlaus | aphid greenfly |
| blattlos | leafless |
| Blattlauskäfer | ladybird ladybug |
| Blattauge | leaf bud |
| Blattfall | defoliation leaf fall |
| Blattgrün | chlorophyll chlorophyl |
| Blattnase | leaf-nosed bat leafnose bat |
| Blattrand | leaf margin |
| Matthäus | Matthew |
| Blattern | smallpox |
| blättern | leaf through riffle flick through page through thumb flake flake off put down defoliate unleaf unleave |
| Blattfloh | psyllid |
| Blätter | foliage |
| Blätterung | foliation |
| blaugrau | blue-gray |
| blätterlos | leafless |
| blättrig | flaky |
| Blabla | blah bushwa hot air twaddle |
| Blasius | Blaise Blase Blaze |
| Blastula | blastosphere blastula |