十

十 (radical 24, 十+0, 2 strokes, cangjie input 十 (J), four-corner 40000, composition ⿻一丨)
Unlike 一, which was one horizontal stroke meaning one, 十 was originally simply a vertical stroke. In later forms 一 was added, forming a cross.
十: Hán Việt readings: thập (
十: Nôm readings: thập[1][2][4]