TSUMUGU · A2 (est.) · 字
適
適 ＝ 辶 ＋ 啻
ㄕˋ · shì
verb/adj — to fit, suit; suitable, comfortable
字源 FORM — what the parts do
辶義walking, going (辵)
啻聲chì — gives the sound帝 with 口 — "only, no more than"
IFchì → shì — the reading shifts off the donor
Going (辶) to where you belong — arriving at the right place, to fit, to suit. 啻 chì carries the sound, shifted to shì. From the good fit: 適合、適當、適應、舒適.
故事 STORY — a scene to remember it by
走（辶）到剛剛好的地方，不多不少——適。
Going (辶) to just the right spot, no more and no less — fitting.
字源記憶法
意 · Meanings
(本義)適合、合適— to fit, suit常用
→適當、適度— appropriate; moderate常用
→適應— to adapt, get used to常用
(本義) original meaning · → ⇒ each arrow = one more step of extension