List: rare term

rare term  noun  noun (generic) 

• crow, raven

rare term  noun  noun (generic) 

• cuckoo

rare term  noun  noun (generic) 

• Asian koel (Eudynamys scolopacea)
• lesser cuckoo (Cuculus poliocephalus)

rare term  adverb  noun  noun (generic) 

• calling sound of the lesser cuckoo
• lesser cuckoo (Cuculus poliocephalus)

gairaigo  Sanskrit origin  rare term  noun  noun (generic) 

• beryl

rare term  noun  noun (generic) 

• reed warbler (esp. the great reed warbler, but also the black-browed reed warbler)

rare term  noun  noun (generic) 

• reed warbler (esp. the great reed warbler, but also the black-browed reed warbler)

rare term  noun  noun (generic)  Kantou-ben 

• dusky thrush (Turdus naumanni)

usually written using kana alone  rare term  noun  noun (generic) 

• curlew (any bird of genus Numenius)

rare term  noun  noun (generic) 

• any duck with white specula (bright patches on the wings)