不明
Common
I-adj
Noun
1
adjectival nouns or quasi-adjectives (keiyodoshi)noun (common) (futsuumeishi)
unclear;obscure;indistinct;uncertain;ambiguous
良い新聞記者は、どんなニュース源からも、つまり、出所不明型のニュース源からも、学びとれるものはなんでも利用する。
A good newspaper reporter takes advantage of what he learns from any source, even the "little bird told him so" type of source.
2
nouns which may take the genitive case particle 'no'
unknown;unidentified
3
noun (common) (futsuumeishi)
ignorance;lack of wisdom;lack of insight