The Chinese word for four ( , pinyin : sÃ , jyutping : sei3 ) , sounds very similar to the word for death ( , pinyin : sÇ , jyutping : sei2 ) . The Chinese word for four ( , pinyin : sÃ , jyutping : sei3 ) , sounds quite similar to the word for death ( , pinyin : sÇ , jyutping : sei2 ) , in many varieties of Chinese .