TSUMUGU · B2 (est.) · 字
軌
ㄍㄨㄟˇ · guǐ
noun — a rut, a track, a rail; the set course
字源 FORM — what the parts do
ITjiǔ → guǐ — initial and tone moved off the donor
A cart (車) and the rut its wheels cut — the track that fixes where it can go. 九 carries the sound jiǔ, worn to guǐ. From the wheel-rut: 軌道 a track, an orbit, 鐵軌 a rail, 軌跡 a trace, 出軌 to jump the rails, to stray off course.
意 · Meanings
(本義)軌（車轍）— a wheel-rut, a track常用
→軌道、鐵軌— a track, an orbit; a rail常用
→出軌、軌跡— to stray off course; a trace
(本義) original meaning · → ⇒ each arrow = one more step of extension
關 · Related
九jiǔthe sound it carries — 九 alone is nine; 軌 adds for a track軋yàthe lookalike — 軋 sets 乙 beside for to roll over, to crush; 軌 sets there for a rut