TSUMUGU · TOCFL 4 (est.) · 字
押
押 ＝ 扌 ＋ 甲
ㄧㄚ · yā
verb — to pledge, mortgage; to detain; to escort; (of rhyme) to fall on
字源 FORM — what the parts do
扌義the hand, pressing
IF≠jiǎ → yā — the j fell away, leaving a bare y
The hand (扌) presses down to set a mark — to sign, to pledge. 甲 jiǎ carries the sound, the j worn off to leave yā. From the pressed pledge: 抵押、押金、押送、押韻.
故事 STORY — a scene to remember it by
手（扌）按住契紙，蓋下甲（甲）字一樣的押記——東西押了出去。
The hand (扌) holds the deed down and presses a mark like the sign 甲 — and the thing is pledged away.
字源記憶法
意 · Meanings
(本義)按下、畫押— to press down, sign
→抵押、押金— to pledge, mortgage常用
⇒押送、看押— to detain, escort under guard
⇒押韻— to rhyme — the sound pressed to land
(本義) original meaning · → ⇒ each arrow = one more step of extension