十じゅう四しalso: じゅうよんじゅうし○Common word›Meanings1numericfourteen; 14The number fourteen. Both readings じゅうし and じゅうよん are used; じゅうし is more formal and common in compounds, while じゅうよん is frequent in casual counting.彼かれは十じゅう四し歳さいです。He is fourteen years old.