TSUMUGU · TOCFL B2 (est.) · 字
碩
ㄕㄨㄛˋ · shuò
adj — large, great; eminent
字源 FORM — what the parts do
IFshí → shuò — the sound shifted
A head (頁) and 石 shí — the original was a big head, and from there everything large and full: 碩大, 碩果. The eminent scholar took the word, and so did the master's degree: 碩士. 石 carries the sound, worn from shí to shuò.
故事 STORY — a scene to remember it by
一顆大頭（頁），比旁人都壯實。
A great head (頁), fuller and stronger than the rest.
字源記憶法
意 · Meanings
(本義)碩大、肥碩— large, full常用
→碩果、豐碩— abundant, substantial
⇒碩士、碩學— eminent in learning; master's degree常用
(本義) original meaning · → ⇒ each arrow = one more step of extension