式 - style, ceremony, rite

informal; simplified

form; method; system; formula

new form; new formula

Western-style; foreign

ceremony; rite; ritual; service

soft (esp. of softball, tennis, etc.)

marriage ceremony; wedding; nuptials

hard (esp. of hardball, tennis, etc.)

formal; official; regular; proper; legal; due (formalities)

Japanese style

funeral

equation; formula