Nantoka/哀思āi sī哀思 (āi sī) is a Chinese word meaning “grief-stricken thoughts; mourning”.Meanings1grief-stricken thoughts2mourningCharacters in 哀思哀āi · (bound form) sorrow; grief; pity思sī · to thinkRelated words意思idea不好意思to feel embarrassed有意思interesting不可思议(idiom) inconceivable; unimaginable; unfathomable思考to reflect on思想thought思to think思维(line of) thought; thinking悲哀grieved心思mind哀悼to grieve over sb's death没意思boringStudy Chinese with flashcards →