Meaning: しゅくせいn. (Kanji=夙成) precocity, precociousness, state of being very developed for one's age, prematurityn. (Kanji=粛正) regulation, act of controllingn. (Kanji=粛清) purge, cleaning up, tidying up, cleansing, purifyingv. (Kanji=粛清する) purge, remove contamination, purifyv. (Kanji=粛正する) regulate, adjust to a specific level or condition