| |||
| bullhead; Eurasian thick-knee Burhinus oedicnemus (ugs.: Triel); pigheaded; pighead | |||
| chub (Leuciscus cephalus, Squalius cephalus); graining (Leuciscus cephalus, Squalius cephalus); skelly (Leuciscus cephalus, Squalius cephalus) | |||
| bullethead | |||
| pigheadedness; pachycephaly | |||
| whistler (Pachycephala) | |||
| |||
| bullheads; pigheaded people | |||
| skippers (Hesperiidae) | |||
| shrike-thrushes (Pachycephalidae); thickheads (Pachycephalidae); whistlers (Pachycephalidae) | |||
|
Dickkopf : 62 phrases in 6 subjects |
| Amphibians and reptiles | 5 |
| Entomology | 3 |
| General | 13 |
| Mammals | 1 |
| Natural resourses and wildlife conservation | 1 |
| Ornithology | 39 |