TSUMUGU · A2 (est.) · 字
托
托 ＝ 扌 ＋ 乇
ㄊㄨㄛ · tuō
verb — to hold up on the palm, support; to entrust
字源 FORM — what the parts do
扌義a hand
乇聲tuō — the right half, a sprout pushing upreads the same tuō; 說文 takes this half as 石聲
The right half carries the sound two ways: read as 乇 tuō it matches the reading directly; 說文 reads it 石聲, the stone donor worn to the same shape. A hand (扌) on the left, held flat, holding something up from below: a tray on the palm. From bearing a weight up, to placing a trust in someone's hands: 托盤、拜托、托付.
故事 STORY — a scene to remember it by
手掌（扌）攤平，托起一樣東西（乇）——穩穩端著。
The flat of the hand (扌) bears something up (乇) — holding it steady on the palm.
字源記憶法
意 · Meanings
(本義)托起、托住— to hold up on the palm常用
→托盤— a tray
⇒拜托、托付— to entrust, to ask a favor of常用
(本義) original meaning · → ⇒ each arrow = one more step of extension
關 · Related
乇tuōthe phonetic alone — the sprout pushing up; 托 adds the hand