老ろう人じん性せい痴ち呆ほうMeaningsNoun1. senile dementia (Dated)Kanji used老elderly人person性nature (of a person)痴stupid呆dumbfoundedPitch accentろうじんせいちほうComposed of老ろう人じん性せいsenile (dementia, cataract, etc.)No-adjective痴ち呆ほうdementia; stupidity; foolishness; fool; idiotNoun