WHOLE CHARACTER
段duàn
section; paragraph; stage; phase; measure word: section
段 means a section: a paragraph (段落), a stage (阶段), or 一段时间 'a while'. The left side is a fused old sound form; the right piece 殳 is the old action side.
ZDIC detail: 形声,从殳、耑省声 — the right 殳 carries the old action sense; the left is a reduced form of 耑 (duān), shown as five written strokes (visual aid).
LEFT: THE REDUCED OLD SOUND SIDE 耑 (DUĀN)
Component group
Notice this part of the shape; it is not taught as a separate word in this lesson.
In 段: left: the reduced old sound side 耑 (duān) Five written strokes; they overlap and read as no standalone piece.
MEANING SIDE: THE WEAPON-HAND PIECE 殳 (SHŪ)
殳shū
an ancient spear-like weapon
A dictionary graph; in 没 and 般 it is the right-side piece with roles kept limited.
In 段: meaning side: the weapon-hand piece 殳 (shū) An old weapon; the source ties 段 to striking and forging actions.