WHOLE CHARACTER
克kè
to overcome; to conquer; to restrain; to hold in check; gram (weight unit)
克 means to overcome or hold in check: 克服 difficulties, 攻克 a problem, and it is also the weight unit gram — 千克 'kilogram'.
ZDIC marks the header as 象形 and names no parts, so the modern stack is shown as written pieces only, top to bottom.
TOP: THE WRITTEN CROSS PIECE
十shí
ten
Described structurally in 早; no invented story.
In 克: top: the written cross piece Shown with its documented or clearly limited role.
MIDDLE: THE BOX PIECE — A WRITTEN PIECE ONLY, NOT TAUGHT AS THE WORD 'MOUTH' HERE
口kǒu
mouth; opening
Mouth/speech/opening clue; may also be a repeated visual element.
In 克: middle: the box piece — a written piece only, not taught as the word 'mouth' here Shown with its documented or clearly limited role.
BOTTOM: THE TWO-LEG BASE PIECE
儿ér
child; the nominal suffix 儿
Standalone meaning and suffix use are kept separate from the person-figure role in 先.
In 克: bottom: the two-leg base piece Shown with its documented or clearly limited role.