粒りゅう々りゅう辛しん苦くMeaningsNounSuru verbIntransitive verb1. toil and moil; working assiduously for; tireless hard work; painstaking labor (labour) (Yojijukugo)Other spellings粒りゅう粒りゅう辛しん苦くUsage share unknownKanji used粒a single grain辛spicy苦sufferingPitch accentりゅうりゅうしんく