adjectival nouns or quasi-adjectives (keiyodoshi)noun (common) (futsuumeishi)noun or participle which takes the aux. verb surutransitive verbintransitive verbbusyness;a lot of things to do
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adjectival nouns or quasi-adjectives (keiyodoshi)noun (common) (futsuumeishi)noun or participle which takes the aux. verb surutransitive verbintransitive verbfrequent use;heavy use (of);many uses