adjectival nouns or quasi-adjectives (keiyodoshi)nouns which may take the genitive case particle 'no'noun (common) (futsuumeishi) boredom;ennui;tedium;wearisomeness

noun (common) (futsuumeishi)adjectival nouns or quasi-adjectives (keiyodoshi) boredom;ennui;tedium

noun (common) (futsuumeishi)adjectival nouns or quasi-adjectives (keiyodoshi) discontent;unease