also: じゅうよん
numeric
fourteen; 14
The 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.
彼は十四歳です。
He is fourteen years old.
十四番の選手がゴールした。
The player number fourteen scored a goal.
Uncommon kanji spelling; 十四 is the standard.
Compound of 十 (じゅう, ten) and 四 (し/よん, four). The reading じゅうし uses the on'yomi of both characters; じゅうよん mixes on'yomi and kun'yomi, a common pattern for numbers.