siskin : Idioms & Phrases
pine siskin
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noun small finch of North American coniferous forests
Spinus pinus; pine finch.
WordNet
red siskin
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noun South American species of scarlet finch with black head and wings and tail
Carduelis cucullata.
WordNet
Siskin green
- a delicate shade of yellowish green, as in the mineral torbernite.