流于形式

• 氵(water)RADICAL
• 㐬(swirling flow; whirlpool)PHONETIC

Water flowing in a whirlpool becomes a stream, which is the circulation of water.

• 于(at; in (pictographic — curved stroke representing breath escaping))ASSOCIATIVE

Breath curves and escapes from a person, meaning 'at' or 'in' a place.

• 开(open; mold; form)ASSOCIATIVE
• 彡(stroke; line)RADICAL

Shape is lines drawn on a frame opening before the eyes.

• 弋(wooden stake; bow (for arrows))RADICAL
• 工(work; boatman)ASSOCIATIVE

Using wooden stakes and tools together creates a standard template or ritual form.