TSUMUGU · A1 (est.) · 字
舅
舅 ＝ 臼 ＋ 男
ㄐㄧㄡˋ · jiù
noun — mother's brother; (wife's or husband's) uncle
字源 FORM — what the parts do
臼聲jiù — gives the soundthe mortar, set on top
A man (男) marked by the sound 臼 jiù on top — the mother's brother, an uncle on her side. 臼 the mortar lends only its reading; the same 臼 sits in 舊. From there: 舅舅, 舅父, and 舅媽 his wife.
故事 STORY — a scene to remember it by
母親那邊的男人（男），讀音記成臼（jiù）——叫舅舅。
A man (男) on the mother's side, his sound written with 臼 jiù — your uncle, 舅.
字源記憶法
意 · Meanings
(本義)舅、舅舅— mother's brother, uncle常用
→舅父、舅媽— uncle and his wife
(本義) original meaning · → ⇒ each arrow = one more step of extension