(w)

(shì) type; form; pattern; style

式子 (w)

(shìzi) formula; mathematical expression

式微 (w)

(shìwēi) (literary) to decline; to wane; title of a section in the Book of Songs 詩經|诗经[Shi1 Jing1]

式样 (w)

(shìyàng) style